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24-Hour Urinary Fractionated Metanephrines 99mTc-DMSA scintigraphy 99mTc-sestamibi Parathyroid Scan ABCC8 Gene Mutation Analysis Abscess Contents Culture ACADM Gene Analysis Acid Alpha-Glucosidase Assay Adrenal CT Scan Adrenal MRI Adrenaline / Epinephrine Test Alanine Aminotransferase ( ALT ) ALDH7A1 Gene Mutation Analysis (Pyridoxine-dependent Epilepsy) Aldolase Allen Test Alpha Fetoprotein AFP Alpha-D-mannosidase Activity Amniocentesis Amniotic Fluid Cell Culture - Prenatal Amoebic Fluorescent Ab Test Anal Manometry Angiogram - Carotid Angiography Anterior Segment OCT Anti GAD Abs (Glutamate decarboxylase) Anti-Cardiolipin Abs Anti-dsDNA Anti-dsRNA Anti-ganglioside Antibodies Anti-HAV IgM Anti-HBc Anti-HBe Anti-HBs Anti-HCV Anti-HEV IgG IgM ELISA Anti-La Anti-MuSK Ab Anti-Reticulin Antibodies Anti-RNA Polymerase Anti-Ro Anti-Sm Ab Anti-ssRNA Anti–acetylcholine Receptor Ab Anti–striated Muscle Ab Antibody Titre Anticentromere Antibodies Anticholinesterase Test Antigenic Bronchial Challenge Antiglomerular Basement Membrane (Anti-GBM) Antibody Antimitochondrial Antibody Antineutrophilic Cytoplasmic Antibody - ANCA Antinuclear Antibody Antinucleosome Antibodies Antiphospholipid Antibodies Antistreptolysin O Titre Antistriational Ab Antitopoisomerase-1 Antibodies APTT AQP2 Gene Mutation Analysis Arteriography Arteriography - Cerebral Arthroscopy Ascitic Tap Aspartate Aminotransferase ( AST ) Aspirate Bubo Aspirate Culture / Smear Aspiration Biopsy of Thyroid Aspiration of Subcutaneous Fat Audiometry Auditory Evoked Potentials AutoAntibodies Autohaemolysis Test Autonomic Function Testing Autopsy AVPR2 Gene Mutation Analysis Barium Enema Barium Follow Through Barium Meal Beta-2 Microglobulin Biopsy Culture Biopsy Lesion Bleeding Time Blood Ammonia Blood Cultures Blood Film Blood Gases Blood glutaric acid test Blood Immunoreactive Trypsinogen Bone Age Study Bone Biopsy Bone Densitometry Bone Marrow Aspiration Bone Marrow Biopsy Brain Biopsy Bronchial Lavage Fluid Culture Bronchial Lavage Fluid Stain Bronchoalveolar Lavage Bronchoscopy C -peptide C Reactive Protein C3 and C4 Levels Caffeine-halothane Contracture Test Calcium - 24 Hr Urinary Calcium Infusion Test Caloric Tests Cardiac Catherization Cardiac MIBG Scintigraphy Cardiorespiratory Monitoring CATT - Card Agglutination Test for Trypanosomes Cell Culture Skin Fibroblasts Cerebral Mass Needle Biopsy CFTR Gene Mutation Analysis (Cystic fibrosis / pancreatitis) Chest X Ray Cholecystography - Oral Chorionic Villus Sampling Chromosome Analysis Clinical Diagnosis Clonidine Suppression Test Clostridium Difficile Toxin Coagulation Profile (DIC screen) COL9A2 Gene Sequencing Colonoscopy COMP Gene Sequencing Complement Fixation Tests Complement Levels Coombs Test Core Temperature Monitoring Corneal Biopsy Corneal Topography Corticotropin ( ACTH ) Stimulation Test Creatine Kinase Creatinine Clearance CRH Stimulation Test Cryoglobulin Test CSF - Cryptococcal Agglutinin Test CSF - Indian Ink Stain CSF Culture CSF Glucose CSF Gram Stain CSF Hypocretin-1 (Orexin-A) Level CSF Lactate CSF Lactate CSF Protein CT Brain (for basal ganglia calcification) CT Scan CT Scan - Abdominal CT Scan - Adrenals CT Scan - Bile Ducts CT Scan - Brain CT Scan - Chest CT Scan - Guided Thin Needle Cyst Aspiration CT Scan - Head CT Scan - Kidneys CT Scan - Liver CT Scan - Lungs CT Scan - Neck CT Scan - Orbit CT Scan - Pelvis CT Scan - Sinuses CTSC Gene Analysis (Papillon-Lefevre syndrome) CTSK Gene Mutation Analysis (Pycnodysostosis) Culture and Sensitivity Studies Culture of Discharge Culture of Food Remains Culture of Sinus Exudate Culture of Ulcer Material Culture of Vesicular Fluid - Varicella Culture of Vomitus Cystine Levels Cystoscopy +/- Biopsy Cytogenetic Studies Cytokine Measurement DAT Scan (Dopamine Transporter Scan) Dermatoglyphic Analysis (Fingerprint Assessment) DEXA Scan Dexamethasone Suppression Test - Overnight Diabetes Screen - Hb A1c, Fast Blood Glucose, 2-hour GTT Diagnostic Laporoscopy Diagnostic Laporotomy Diagnostic Thoracocentesis DICER1 Gene Mutation Analysis (Pleuropulmonary Blastoma) Direct Fluorescent Antibody Conjugates DMPK CTG Repeat Expansion Analysis (Myotonic Dystrophy type 1) DNA Analysis DNA Hybridisation Studies DNA Probe - Sputum Doppler Scan Duodenal Aspirate Duodenal Biopsy EBV DNA PCR (Viral Load) Echocardiogram Echosonography Educational Assessment EEG Electro-oculogram (EOG) Electrocardiogram-ECG Electrocochleography ( ECOG ) Electroencephalogram (EEG) Electromyography ( EMG ) Electronmicroscopy Electronystagmography ( ENG ) Electrophoresis Electrophoretic Immunotransblot Test Electrophysiology Electroretinogram Electroretinogram (ERG) ELISA Test EM Antibodies EMG End-tidal CO2 Monitoring Endometrial Curettage Endoscopic Ultrasound (EUS) Pancreas Enterotest Enzymatic Testing Enzyme Activity Enzyme Activity - Reduced Enzyme Assay Enzyme Immunoassay - EIA Epworth Sleepiness Scale ERCP Erythrocyte Galactokinase Assay ESR EXT1 Gene Sequencing EXT2 Gene Sequencing Factor IX Assay Factor VIII Assay Faecal Sample Culture Fasting Blood Lipid Profile Fasting Serum Gastrin FDG-PET Brain Scan FGFR1 Gene Analysis (Pfeiffer syndrome) FGFR2 Gene Analysis (Pfeiffer syndrome) Fibreoptic Bronchoscopy FISH for t(11;14) Translocation Flow Cytometry Fluorescein Angiography Food Botulinum Toxin Food C.Botulinum Forearm Ischaemic Test Free T4 Index Frozen Tissue Section Fructose-tolerance Test FTA-abs Full Blood Count Fundoscopy Fundus Photography Gamma Globulins Gastric Contents Botulinum Toxin Gastric pH measurement GI Endoscopy Glucagon Stimulation Test Glucose Tolerance Test Glucosyl B D Glucosidase Activity Fibroblasts Gram Stain - Aspirate Gram Stain - Spinal Fluid Gram Stain - Sputum Haemagglutination Inhibition Assay Haemoglobin A2 Haemoglobin Electrophoresis Ham s Test Hand X Rays Haptoglobins HBe Ag HBs Ag HBV DNA HCV RNA Heavy Metal Screen HEV RNA PCR - stool High Dose Dexamethasone Suppression Test High-speed Videomicroscopy of Ciliary Motility Histochemistry Histology HIV Screen HLA-B27 HLA-DQB1*06:02 Typing hTERT protein unit Hydrogen Breath Test Ice Pack Test IFN-gamma ELISA IgA Antibodies IgG Immunoassay IgM Immunoassay IL-12 Measurement Immunodiffusion Immunofluorescence Immunofluorescence Microscopy Test Immunofluorescent Microscopy - Abscess Contents Immunofluorescent Microscopy - Pleural Fluid Immunofluorescent Microscopy - Sputum Immunoglobulin Assays Immunohistochemistry Immunological Neutralization Tests Immunophenotyping of Blast Cells In Vivo Confocal Microscopy Indirect Haemagglutination Test Indirect Immunofluorescent Ab Test - IFA Induction of Sickling Inf Petrosal Sinus Sample - ACTH Inositol Polyphosphate 5-Phosphatase Activity INS Gene Mutation Analysis Insulin Receptor Binding Studies (fibroblasts) Insulin Suppression Test Insulin Tolerance Test Intestinal Biopsy Intracutaneous Test Intraocular Pressure Measurement Intravenous Urogram Intrinsic Factor Antibody Titre Iodine 131 Benzylguanidine Scan Jejunal Biopsy Joint Aspiration / M C & S Joint X Rays Karyotyping Studies KCCT KCNJ11 Gene Mutation Analysis Kidney Biopsy KIT Gene Mutation Analysis (Piebaldism) KRT14 Gene Sequencing Labial Gland Biopsy Lactate Dehydrogenase LDH Laporoscopy Laryngoscopy Latex Agglutination Tests Leishmanin Skin Test Leucocyte Alkaline Phosphatase Score Leucocytes Incubate C 14 Sphingomyelin Lewis Blood Group Ags LH and FSH Liver Biopsy Liver Copper Level Liver Function Tests Liver-kidney Microsomal Type 1 Antibody LMX1B Gene Sequencing LRP5 Gene Analysis (Osteoporosis-pseudoglioma syndrome) Lumbar Puncture-Spinal Tap Lung Biopsy Lung Function Tests Lung Tomogram Lymph Node Biopsy Lymphangiography Lymphocyte Cultures Lymphocyte Function Assessment Lymphocytes Mammography MATN3 Gene Sequencing MED Gene Panel (COMP/MATN3/COL9A1/COL9A2/COL9A3) MEN1 Gene Sequencing Microscopy - Colonic Exudate Microscopy - Dark Ground Microscopy - Jejunal Fluid Microscopy - Motile Trophozoites Contain RBCs Microscopy - Semen Microscopy - Slide Microscopy - Stool Microscopy - Urine Mid Stream Specimen Urine Mitochondrial DNA analysis Mitochondrial DNA m.8344A>G Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>C Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>G Mutation Analysis Molecular Genetics Studies Monospot Test MR Angiography MR Cholangiography MRI - Foetus MRI - Pelvis MRI Affected Area (for cartilage cap assessment) MRI Brain (for white matter changes) MRI Brain with Special Sequences MRI Scan MRI Scan - Abdomen MRI Scan - Adrenals MRI Scan - Bones MRI Scan - Brain MRI Scan - Kidney MRI Scan - Knee MRI Scan - Liver MRI Scan - Muscles MRI Scan - Optic Nerve Chiasm MRI Scan - Pituitary MRI Scan - Spine MSMD Gene Panel (IFNGR1, IFNGR2, STAT1, IL12B, IL12RB1) MSSU - early am Multiple Sleep Latency Test (MSLT) Muscle Phosphorylase Activity Assay Muscle Biopsy Muscle Biopsy - Foetus Myelography Nasal Brushings Nasal Nitric Oxide Measurement Nasal Wash / Aspirate Nasopharyngeal Swab NBN Gene Mutation Analysis NEB Gene Mutation Analysis Needle Biopsy Thyroid Neonatal Screen Nerve Biopsy Nerve Conduction Studies Upper and Lower Limbs Nerve Conduction Study Neutrophils Newborn screen - serum citrulline raised Nitroblue Tetrazolium (NBT) Dye Test Nonspecific Cold Agglutinins Nuclear Magnetic Resonance Spectroscopy OCA2 Gene Mutation Analysis Occupational Therapy Assessment OCRL Gene Mutation Analysis Oesophageal Manometry Oestradiol Opthalmology Assessment Optical Coherence Tomography Oral Fructose Test Oral Galactose Test Orbital X Ray Osmotic Fragility Test OTC Gene Analysis (Ornithine Transcarbamylase deficiency) Otoscopy Oxygen Saturation Monitoring PABPN1 Gene Analysis (OPMD repeat expansion) PAH Gene Mutation Analysis (Phenylketonuria) PANK2 Gene Mutation Analysis Parathyroid Hormone Intact (PTH) Parathyroid Ultrasound Parietal Cell Antibody Titre Partial Thromboplastin Time Pathergy Paul Bunnell Test PCCA Gene Mutation Analysis (Propionic Acidaemia) PCCB Gene Mutation Analysis (Propionic Acidaemia) PCD Gene Panel (Ciliary Dyskinesia) Pelvic Examination Perchlorate Discharge Test (iodide organification defect) Percutaneous Lung Aspiration Percutaneous Transhepatic Cholangiogram Pericardial Biopsy Peripheral Red Blood Cell Fluorescence Peritoneal Biopsy PET - CT Scan Phenylalanine Loading Test Philadelphia Chromosome PHOX2B Gene Analysis (CCHS) Plain Abdominal X Ray Plasma ACTH Level Plasma Acylcarnitine Profile Plasma Albumin Plasma Alkaline Phosphatase Plasma Amino Acids Plasma Amylase Plasma Calcitriol Plasma Calcium Plasma Catecholamines Plasma Cortisol Plasma Creatinine Plasma Creatinine Phosphokinase Plasma Fluorescence Spectroscopy Plasma Free Metanephrines Plasma Fructose Plasma Gamma-glutamyl Transpeptidase Plasma Glucose Plasma Histamine Plasma Insulin Plasma Magnesium Plasma Metanephrines Plasma Normetanephrines Plasma Ornithine Level Plasma Osmolality Plasma Parathyroid Hormone Plasma Phosphate Plasma Porphyrins Plasma Potassium Plasma Prolactin Plasma Proline Levels Plasma Protein Electrophoresis Plasma Sodium Plasma Total Protein Plasma TSH Plasma Urate Plasma Urea Plasma Xanthine / Hypoxanthine Plasma Zinc Pleural Biopsy Pleural Fluid Culture Pleural Fluid Stain Pleural Fluid Tap PLP1 Gene Analysis (Pelizaeus-Merzbacher disease) PNKD Gene Analysis (Paroxysmal nonkinesigenic dyskinesia) Polygraphic Respiratory Recordings Polymerase Chain Reaction - PCR Polysomnography Polysomnography Overnight Positron Emission Tomography Studies Precipitin Tests - IgM Prolactin Protein Microarray ( Protein Chip ) Prothrombin Time - PT Proton magnetic resonance spectroscopy PRSS1 Gene Mutation Analysis (Hereditary pancreatitis) Psychometric Testing Pulse Oximetry Pyelography Quantitative Blood Phenylalanine Level Quantitative Buffy Coat Test Radioactive Copper Uptake Radioactive Iodine Uptake Radioimmunoassay Radioisotope Scan Liver Spleen Radionuclide Imaging RB1 Gene Mutation Analysis (Retinoblastoma) Rectal Biopsy Rectal Submucosa Biopsy Rectal Swab Red Cell Analysis Red Cell Epimerase Activity Assay Red Cell Galactokinase Assay Red Cell Mass - Cr51 Tagged Red Cells Red Cell Protoporphyrin Red Cell Transferase Activity Assay Red Green Color Vision Testing Renal Arteriography Renal Biopsy Renal Function Tests Renal Tubular PO4 Reabsorption Test Respiratory Function Tests RET Proto-oncogene Mutation Analysis RET Proto-oncogene Testing Reticulocyte Count Retinal Imaging Retrograde Pyelography Reverse Transcriptase PCR Rheumatoid Factor Ribonucleoprotein Ab Assay Rose Bengal Staining of Eyes RPR Schilling Test Schirmer Tear Test Scl-70 Antibody Semen Analysis Serology Serology - Macroagglutination Serum ACE Level Serum Acid Phosphatase Serum Alanine Serum Aldosterone Serum Alpha 1 Antitrypsin Serum Apolipoprotein B100 Serum Aquaporin-4 Antibodies (NMO-IgG) Serum B12 Serum Beta-HCG Serum Bile Acids Serum Bilirubin Serum BNP / NT-proBNP Serum Botulinum Toxin Serum C3 Complement Serum CA 19-9 Serum CA-125 Serum Caeruloplasmin Serum Calcitonin Serum Calcium Serum Carcinoembryonic Antigen (CEA) Serum Cholesterol Serum Chromagranin A Serum Chromogranin A Serum Complement Fixing CF Antibodies Serum Complement Levels Serum Copper Serum Erythropoietin Serum Ferritin Serum Folate Serum Gastrin Fasting Serum HDL Cholesterol Serum hGH Serum IgA Serum IGF-1 Serum IgG Serum Immunoglobulins Serum Iron Serum Lactate Serum Lactate Serum LDH Serum LDL Cholesterol Serum Myoglobin Serum Pancreatic Polypeptide Serum Phytanic Acid Serum Prolactin Serum Pyruvate Serum T3 Triiodothyronine Serum T4 Thyroxine Serum TIBC Serum TMAb and TgAb Serum TRAb and TMAb Serum Triglyceride Serum Tryptase Serum VEGF-D Short ACTH Test Sickle Solubility Test Sigmoidoscopy Skeletal X Rays Skin Biopsy Skin Biopsy with Histopathology Skin Fibroblast Culture Skin Prick Test - Antigenic Skull X Ray-SXR SLC26A4 Gene Analysis (Pendred syndrome) SLC45A2 Gene Mutation Analysis (OCA4) Sleep Study Sleep Study with REM Analysis Slit-Lamp Eye Examination Small Bowel Biopsy SMN1 Gene Deletion/Copy Number Analysis (Spinal Muscular Atrophy) Smooth Muscle Antibody SNAI2 Gene Mutation Analysis (Piebaldism) Somatostatin Receptor Scintigraphy Southern Blot Analysis Spectral Domain Optical Coherence Tomography (SD OCT) Sphincter EMG SPINK1 Gene Mutation Analysis (Recurrent pancreatitis) SPINK5 Gene Mutation Analysis Splenic Aspirate Splenic Biopsy Sputum Culture Sputum Examination Sputum Stain Staging Laporotomy Standard ACTH Test STK11 Gene Analysis (Peutz-Jeghers syndrome) Stool Acidity Test Stool Analysis Stool Botulinum Toxin Stool C.Botulinum Stool Cultures Stool Sugar Chromatography STS Gene Deletion/Mutation Analysis (X-linked Ichthyosis) Sucrose Breath Test Sural Nerve Biopsy Surgical Open Biopsy Lesion Swab - Culture Group A Streptococci Sweat Salinity Test Syphilis Serology Technetium Bone Scintigraphy Temporal Artery Biopsy Testis Biopsy Testosterone Thick and Thin Blood Films THRB Gene Analysis (Thyroid hormone resistance) Throat Swab Thyroid Function Tests - T3, T4, TSH Thyroid Nodule Resection Thyroid Scan Thyroid Ultrasound with FNA Tilt Table Test Tissue - Histological Staining Tissue Culture Tissue Cyst Biopsy Tissue Scrapings Total Protein TPHA / TPPA Tracheal Aspirate Transbronchial Biopsy Transoesophageal Echocardiogram TREM2 Gene Sequencing TRH Infusion Test TRH Test TSH - IMA TSH Injection - Measure T4 tTG Antibodies TYR Gene Mutation Analysis (OCA1) TYROBP (DAP12) Gene Sequencing TYRP1 Gene Mutation Analysis (OCA3) Tzanck Smear Ultrasound - Abdominal Ultrasound - Bowel Ultrasound - Foetus Ultrasound - Liver and Bile Ducts Ultrasound - Neck Ultrasound - Nerve Ultrasound - Orbit Ultrasound - Pelvis Ultrasound - Renal Ultrasound - Thyroid Ultrasound - Transvaginal Ultrasound Scan Upper Airway Biopsy Urea and Electrolytes Urinalysis Urinalysis with Protein Quantification Urinary Aldosterone Urinary Amino Acids Urinary Bicarbonate Urinary Calcium Urinary Catecholamines Urinary Chromatography Urinary Collection - 24 Hours Urinary Copper Excretion Urinary Coproporphyrins Urinary Creatinine Urinary Cyanide-Nitroprusside Reaction Urinary Enzyme Assay Urinary Fructose Urinary Glucose Urinary Histamine Urinary Magnesium Urinary Metanephrines Urinary N-methylhistamine (NMH) Urinary Organic Acids Urinary Osmolality Urinary Oxalate Urinary pH Urinary Phosphate Urinary Prostaglandin D2 Metabolite Urinary Protein Urinary Sarcosine Urinary Sodium Urinary Urea Urinary Uric Acid Urinary VMA Urinary Xanthine / Hypoxanthine Urine Alpha-Aminoadipic Semialdehyde (AASA) Level Urine Bilirubin Urine Concentration Test Urine Culture Urine Electrolytes Urine ELISA Test Urine Free Cortisol Urine Microscopy Urine Myoglobin Urine Organic Acids Urine Orotic Acid Urine Red Blood Cells Urine Specific Gravity Urobilinogen Urodynamic Studies Valsalva Maneuver Test VDRL Venography Ventilation-Perfusion (V/Q) Scan Viral Culture Viral Hepatitis Screen Virus Identification - Haemadsorption Virus Identification - Immunofluorescence Virus Isolation - Blood Virus Isolation - CSF Virus Isolation - Saliva Virus Isolation - Stools Virus Isolation - Throat Swab Virus Isolation - Tissue Culture Virus Isolation - Urine Visual Acuity Testing Visual Evoked Potentials Visual Field Check Visual Field Testing Vitamin Assay von Willebrand s Factor Walk Test Watson-Schwartz Screening Test Weil-Felix Reaction Western Blot Testing Wound Swab X Ray - Abdomen X Ray - Ankles X Ray - Elbow X Ray - Hip X Ray - Knee X Ray - Long Bones X Ray - Shoulder X Ray - Skeletal Survey X Ray - Skull X Ray - Vertebrae X Ray - Wrists X Rays - Kidney Ureter Bladder X-ray Ankles and Wrists X-ray Hands and Feet (for bone cysts) X-ray Hands and Wrists X-ray Hips AP and Lateral X-ray Knees AP and Lateral X-ray Long Bones (Femur/Tibia) X-ray Pelvis Xenodiagnosis	Choose Sign
24-Hour Urinary Fractionated Metanephrines 99mTc-DMSA scintigraphy 99mTc-sestamibi Parathyroid Scan ABCC8 Gene Mutation Analysis Abscess Contents Culture ACADM Gene Analysis Acid Alpha-Glucosidase Assay Adrenal CT Scan Adrenal MRI Adrenaline / Epinephrine Test Alanine Aminotransferase ( ALT ) ALDH7A1 Gene Mutation Analysis (Pyridoxine-dependent Epilepsy) Aldolase Allen Test Alpha Fetoprotein AFP Alpha-D-mannosidase Activity Amniocentesis Amniotic Fluid Cell Culture - Prenatal Amoebic Fluorescent Ab Test Anal Manometry Angiogram - Carotid Angiography Anterior Segment OCT Anti GAD Abs (Glutamate decarboxylase) Anti-Cardiolipin Abs Anti-dsDNA Anti-dsRNA Anti-ganglioside Antibodies Anti-HAV IgM Anti-HBc Anti-HBe Anti-HBs Anti-HCV Anti-HEV IgG IgM ELISA Anti-La Anti-MuSK Ab Anti-Reticulin Antibodies Anti-RNA Polymerase Anti-Ro Anti-Sm Ab Anti-ssRNA Anti–acetylcholine Receptor Ab Anti–striated Muscle Ab Antibody Titre Anticentromere Antibodies Anticholinesterase Test Antigenic Bronchial Challenge Antiglomerular Basement Membrane (Anti-GBM) Antibody Antimitochondrial Antibody Antineutrophilic Cytoplasmic Antibody - ANCA Antinuclear Antibody Antinucleosome Antibodies Antiphospholipid Antibodies Antistreptolysin O Titre Antistriational Ab Antitopoisomerase-1 Antibodies APTT AQP2 Gene Mutation Analysis Arteriography Arteriography - Cerebral Arthroscopy Ascitic Tap Aspartate Aminotransferase ( AST ) Aspirate Bubo Aspirate Culture / Smear Aspiration Biopsy of Thyroid Aspiration of Subcutaneous Fat Audiometry Auditory Evoked Potentials AutoAntibodies Autohaemolysis Test Autonomic Function Testing Autopsy AVPR2 Gene Mutation Analysis Barium Enema Barium Follow Through Barium Meal Beta-2 Microglobulin Biopsy Culture Biopsy Lesion Bleeding Time Blood Ammonia Blood Cultures Blood Film Blood Gases Blood glutaric acid test Blood Immunoreactive Trypsinogen Bone Age Study Bone Biopsy Bone Densitometry Bone Marrow Aspiration Bone Marrow Biopsy Brain Biopsy Bronchial Lavage Fluid Culture Bronchial Lavage Fluid Stain Bronchoalveolar Lavage Bronchoscopy C -peptide C Reactive Protein C3 and C4 Levels Caffeine-halothane Contracture Test Calcium - 24 Hr Urinary Calcium Infusion Test Caloric Tests Cardiac Catherization Cardiac MIBG Scintigraphy Cardiorespiratory Monitoring CATT - Card Agglutination Test for Trypanosomes Cell Culture Skin Fibroblasts Cerebral Mass Needle Biopsy CFTR Gene Mutation Analysis (Cystic fibrosis / pancreatitis) Chest X Ray Cholecystography - Oral Chorionic Villus Sampling Chromosome Analysis Clinical Diagnosis Clonidine Suppression Test Clostridium Difficile Toxin Coagulation Profile (DIC screen) COL9A2 Gene Sequencing Colonoscopy COMP Gene Sequencing Complement Fixation Tests Complement Levels Coombs Test Core Temperature Monitoring Corneal Biopsy Corneal Topography Corticotropin ( ACTH ) Stimulation Test Creatine Kinase Creatinine Clearance CRH Stimulation Test Cryoglobulin Test CSF - Cryptococcal Agglutinin Test CSF - Indian Ink Stain CSF Culture CSF Glucose CSF Gram Stain CSF Hypocretin-1 (Orexin-A) Level CSF Lactate CSF Lactate CSF Protein CT Brain (for basal ganglia calcification) CT Scan CT Scan - Abdominal CT Scan - Adrenals CT Scan - Bile Ducts CT Scan - Brain CT Scan - Chest CT Scan - Guided Thin Needle Cyst Aspiration CT Scan - Head CT Scan - Kidneys CT Scan - Liver CT Scan - Lungs CT Scan - Neck CT Scan - Orbit CT Scan - Pelvis CT Scan - Sinuses CTSC Gene Analysis (Papillon-Lefevre syndrome) CTSK Gene Mutation Analysis (Pycnodysostosis) Culture and Sensitivity Studies Culture of Discharge Culture of Food Remains Culture of Sinus Exudate Culture of Ulcer Material Culture of Vesicular Fluid - Varicella Culture of Vomitus Cystine Levels Cystoscopy +/- Biopsy Cytogenetic Studies Cytokine Measurement DAT Scan (Dopamine Transporter Scan) Dermatoglyphic Analysis (Fingerprint Assessment) DEXA Scan Dexamethasone Suppression Test - Overnight Diabetes Screen - Hb A1c, Fast Blood Glucose, 2-hour GTT Diagnostic Laporoscopy Diagnostic Laporotomy Diagnostic Thoracocentesis DICER1 Gene Mutation Analysis (Pleuropulmonary Blastoma) Direct Fluorescent Antibody Conjugates DMPK CTG Repeat Expansion Analysis (Myotonic Dystrophy type 1) DNA Analysis DNA Hybridisation Studies DNA Probe - Sputum Doppler Scan Duodenal Aspirate Duodenal Biopsy EBV DNA PCR (Viral Load) Echocardiogram Echosonography Educational Assessment EEG Electro-oculogram (EOG) Electrocardiogram-ECG Electrocochleography ( ECOG ) Electroencephalogram (EEG) Electromyography ( EMG ) Electronmicroscopy Electronystagmography ( ENG ) Electrophoresis Electrophoretic Immunotransblot Test Electrophysiology Electroretinogram Electroretinogram (ERG) ELISA Test EM Antibodies EMG End-tidal CO2 Monitoring Endometrial Curettage Endoscopic Ultrasound (EUS) Pancreas Enterotest Enzymatic Testing Enzyme Activity Enzyme Activity - Reduced Enzyme Assay Enzyme Immunoassay - EIA Epworth Sleepiness Scale ERCP Erythrocyte Galactokinase Assay ESR EXT1 Gene Sequencing EXT2 Gene Sequencing Factor IX Assay Factor VIII Assay Faecal Sample Culture Fasting Blood Lipid Profile Fasting Serum Gastrin FDG-PET Brain Scan FGFR1 Gene Analysis (Pfeiffer syndrome) FGFR2 Gene Analysis (Pfeiffer syndrome) Fibreoptic Bronchoscopy FISH for t(11;14) Translocation Flow Cytometry Fluorescein Angiography Food Botulinum Toxin Food C.Botulinum Forearm Ischaemic Test Free T4 Index Frozen Tissue Section Fructose-tolerance Test FTA-abs Full Blood Count Fundoscopy Fundus Photography Gamma Globulins Gastric Contents Botulinum Toxin Gastric pH measurement GI Endoscopy Glucagon Stimulation Test Glucose Tolerance Test Glucosyl B D Glucosidase Activity Fibroblasts Gram Stain - Aspirate Gram Stain - Spinal Fluid Gram Stain - Sputum Haemagglutination Inhibition Assay Haemoglobin A2 Haemoglobin Electrophoresis Ham s Test Hand X Rays Haptoglobins HBe Ag HBs Ag HBV DNA HCV RNA Heavy Metal Screen HEV RNA PCR - stool High Dose Dexamethasone Suppression Test High-speed Videomicroscopy of Ciliary Motility Histochemistry Histology HIV Screen HLA-B27 HLA-DQB1*06:02 Typing hTERT protein unit Hydrogen Breath Test Ice Pack Test IFN-gamma ELISA IgA Antibodies IgG Immunoassay IgM Immunoassay IL-12 Measurement Immunodiffusion Immunofluorescence Immunofluorescence Microscopy Test Immunofluorescent Microscopy - Abscess Contents Immunofluorescent Microscopy - Pleural Fluid Immunofluorescent Microscopy - Sputum Immunoglobulin Assays Immunohistochemistry Immunological Neutralization Tests Immunophenotyping of Blast Cells In Vivo Confocal Microscopy Indirect Haemagglutination Test Indirect Immunofluorescent Ab Test - IFA Induction of Sickling Inf Petrosal Sinus Sample - ACTH Inositol Polyphosphate 5-Phosphatase Activity INS Gene Mutation Analysis Insulin Receptor Binding Studies (fibroblasts) Insulin Suppression Test Insulin Tolerance Test Intestinal Biopsy Intracutaneous Test Intraocular Pressure Measurement Intravenous Urogram Intrinsic Factor Antibody Titre Iodine 131 Benzylguanidine Scan Jejunal Biopsy Joint Aspiration / M C & S Joint X Rays Karyotyping Studies KCCT KCNJ11 Gene Mutation Analysis Kidney Biopsy KIT Gene Mutation Analysis (Piebaldism) KRT14 Gene Sequencing Labial Gland Biopsy Lactate Dehydrogenase LDH Laporoscopy Laryngoscopy Latex Agglutination Tests Leishmanin Skin Test Leucocyte Alkaline Phosphatase Score Leucocytes Incubate C 14 Sphingomyelin Lewis Blood Group Ags LH and FSH Liver Biopsy Liver Copper Level Liver Function Tests Liver-kidney Microsomal Type 1 Antibody LMX1B Gene Sequencing LRP5 Gene Analysis (Osteoporosis-pseudoglioma syndrome) Lumbar Puncture-Spinal Tap Lung Biopsy Lung Function Tests Lung Tomogram Lymph Node Biopsy Lymphangiography Lymphocyte Cultures Lymphocyte Function Assessment Lymphocytes Mammography MATN3 Gene Sequencing MED Gene Panel (COMP/MATN3/COL9A1/COL9A2/COL9A3) MEN1 Gene Sequencing Microscopy - Colonic Exudate Microscopy - Dark Ground Microscopy - Jejunal Fluid Microscopy - Motile Trophozoites Contain RBCs Microscopy - Semen Microscopy - Slide Microscopy - Stool Microscopy - Urine Mid Stream Specimen Urine Mitochondrial DNA analysis Mitochondrial DNA m.8344A>G Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>C Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>G Mutation Analysis Molecular Genetics Studies Monospot Test MR Angiography MR Cholangiography MRI - Foetus MRI - Pelvis MRI Affected Area (for cartilage cap assessment) MRI Brain (for white matter changes) MRI Brain with Special Sequences MRI Scan MRI Scan - Abdomen MRI Scan - Adrenals MRI Scan - Bones MRI Scan - Brain MRI Scan - Kidney MRI Scan - Knee MRI Scan - Liver MRI Scan - Muscles MRI Scan - Optic Nerve Chiasm MRI Scan - Pituitary MRI Scan - Spine MSMD Gene Panel (IFNGR1, IFNGR2, STAT1, IL12B, IL12RB1) MSSU - early am Multiple Sleep Latency Test (MSLT) Muscle Phosphorylase Activity Assay Muscle Biopsy Muscle Biopsy - Foetus Myelography Nasal Brushings Nasal Nitric Oxide Measurement Nasal Wash / Aspirate Nasopharyngeal Swab NBN Gene Mutation Analysis NEB Gene Mutation Analysis Needle Biopsy Thyroid Neonatal Screen Nerve Biopsy Nerve Conduction Studies Upper and Lower Limbs Nerve Conduction Study Neutrophils Newborn screen - serum citrulline raised Nitroblue Tetrazolium (NBT) Dye Test Nonspecific Cold Agglutinins Nuclear Magnetic Resonance Spectroscopy OCA2 Gene Mutation Analysis Occupational Therapy Assessment OCRL Gene Mutation Analysis Oesophageal Manometry Oestradiol Opthalmology Assessment Optical Coherence Tomography Oral Fructose Test Oral Galactose Test Orbital X Ray Osmotic Fragility Test OTC Gene Analysis (Ornithine Transcarbamylase deficiency) Otoscopy Oxygen Saturation Monitoring PABPN1 Gene Analysis (OPMD repeat expansion) PAH Gene Mutation Analysis (Phenylketonuria) PANK2 Gene Mutation Analysis Parathyroid Hormone Intact (PTH) Parathyroid Ultrasound Parietal Cell Antibody Titre Partial Thromboplastin Time Pathergy Paul Bunnell Test PCCA Gene Mutation Analysis (Propionic Acidaemia) PCCB Gene Mutation Analysis (Propionic Acidaemia) PCD Gene Panel (Ciliary Dyskinesia) Pelvic Examination Perchlorate Discharge Test (iodide organification defect) Percutaneous Lung Aspiration Percutaneous Transhepatic Cholangiogram Pericardial Biopsy Peripheral Red Blood Cell Fluorescence Peritoneal Biopsy PET - CT Scan Phenylalanine Loading Test Philadelphia Chromosome PHOX2B Gene Analysis (CCHS) Plain Abdominal X Ray Plasma ACTH Level Plasma Acylcarnitine Profile Plasma Albumin Plasma Alkaline Phosphatase Plasma Amino Acids Plasma Amylase Plasma Calcitriol Plasma Calcium Plasma Catecholamines Plasma Cortisol Plasma Creatinine Plasma Creatinine Phosphokinase Plasma Fluorescence Spectroscopy Plasma Free Metanephrines Plasma Fructose Plasma Gamma-glutamyl Transpeptidase Plasma Glucose Plasma Histamine Plasma Insulin Plasma Magnesium Plasma Metanephrines Plasma Normetanephrines Plasma Ornithine Level Plasma Osmolality Plasma Parathyroid Hormone Plasma Phosphate Plasma Porphyrins Plasma Potassium Plasma Prolactin Plasma Proline Levels Plasma Protein Electrophoresis Plasma Sodium Plasma Total Protein Plasma TSH Plasma Urate Plasma Urea Plasma Xanthine / Hypoxanthine Plasma Zinc Pleural Biopsy Pleural Fluid Culture Pleural Fluid Stain Pleural Fluid Tap PLP1 Gene Analysis (Pelizaeus-Merzbacher disease) PNKD Gene Analysis (Paroxysmal nonkinesigenic dyskinesia) Polygraphic Respiratory Recordings Polymerase Chain Reaction - PCR Polysomnography Polysomnography Overnight Positron Emission Tomography Studies Precipitin Tests - IgM Prolactin Protein Microarray ( Protein Chip ) Prothrombin Time - PT Proton magnetic resonance spectroscopy PRSS1 Gene Mutation Analysis (Hereditary pancreatitis) Psychometric Testing Pulse Oximetry Pyelography Quantitative Blood Phenylalanine Level Quantitative Buffy Coat Test Radioactive Copper Uptake Radioactive Iodine Uptake Radioimmunoassay Radioisotope Scan Liver Spleen Radionuclide Imaging RB1 Gene Mutation Analysis (Retinoblastoma) Rectal Biopsy Rectal Submucosa Biopsy Rectal Swab Red Cell Analysis Red Cell Epimerase Activity Assay Red Cell Galactokinase Assay Red Cell Mass - Cr51 Tagged Red Cells Red Cell Protoporphyrin Red Cell Transferase Activity Assay Red Green Color Vision Testing Renal Arteriography Renal Biopsy Renal Function Tests Renal Tubular PO4 Reabsorption Test Respiratory Function Tests RET Proto-oncogene Mutation Analysis RET Proto-oncogene Testing Reticulocyte Count Retinal Imaging Retrograde Pyelography Reverse Transcriptase PCR Rheumatoid Factor Ribonucleoprotein Ab Assay Rose Bengal Staining of Eyes RPR Schilling Test Schirmer Tear Test Scl-70 Antibody Semen Analysis Serology Serology - Macroagglutination Serum ACE Level Serum Acid Phosphatase Serum Alanine Serum Aldosterone Serum Alpha 1 Antitrypsin Serum Apolipoprotein B100 Serum Aquaporin-4 Antibodies (NMO-IgG) Serum B12 Serum Beta-HCG Serum Bile Acids Serum Bilirubin Serum BNP / NT-proBNP Serum Botulinum Toxin Serum C3 Complement Serum CA 19-9 Serum CA-125 Serum Caeruloplasmin Serum Calcitonin Serum Calcium Serum Carcinoembryonic Antigen (CEA) Serum Cholesterol Serum Chromagranin A Serum Chromogranin A Serum Complement Fixing CF Antibodies Serum Complement Levels Serum Copper Serum Erythropoietin Serum Ferritin Serum Folate Serum Gastrin Fasting Serum HDL Cholesterol Serum hGH Serum IgA Serum IGF-1 Serum IgG Serum Immunoglobulins Serum Iron Serum Lactate Serum Lactate Serum LDH Serum LDL Cholesterol Serum Myoglobin Serum Pancreatic Polypeptide Serum Phytanic Acid Serum Prolactin Serum Pyruvate Serum T3 Triiodothyronine Serum T4 Thyroxine Serum TIBC Serum TMAb and TgAb Serum TRAb and TMAb Serum Triglyceride Serum Tryptase Serum VEGF-D Short ACTH Test Sickle Solubility Test Sigmoidoscopy Skeletal X Rays Skin Biopsy Skin Biopsy with Histopathology Skin Fibroblast Culture Skin Prick Test - Antigenic Skull X Ray-SXR SLC26A4 Gene Analysis (Pendred syndrome) SLC45A2 Gene Mutation Analysis (OCA4) Sleep Study Sleep Study with REM Analysis Slit-Lamp Eye Examination Small Bowel Biopsy SMN1 Gene Deletion/Copy Number Analysis (Spinal Muscular Atrophy) Smooth Muscle Antibody SNAI2 Gene Mutation Analysis (Piebaldism) Somatostatin Receptor Scintigraphy Southern Blot Analysis Spectral Domain Optical Coherence Tomography (SD OCT) Sphincter EMG SPINK1 Gene Mutation Analysis (Recurrent pancreatitis) SPINK5 Gene Mutation Analysis Splenic Aspirate Splenic Biopsy Sputum Culture Sputum Examination Sputum Stain Staging Laporotomy Standard ACTH Test STK11 Gene Analysis (Peutz-Jeghers syndrome) Stool Acidity Test Stool Analysis Stool Botulinum Toxin Stool C.Botulinum Stool Cultures Stool Sugar Chromatography STS Gene Deletion/Mutation Analysis (X-linked Ichthyosis) Sucrose Breath Test Sural Nerve Biopsy Surgical Open Biopsy Lesion Swab - Culture Group A Streptococci Sweat Salinity Test Syphilis Serology Technetium Bone Scintigraphy Temporal Artery Biopsy Testis Biopsy Testosterone Thick and Thin Blood Films THRB Gene Analysis (Thyroid hormone resistance) Throat Swab Thyroid Function Tests - T3, T4, TSH Thyroid Nodule Resection Thyroid Scan Thyroid Ultrasound with FNA Tilt Table Test Tissue - Histological Staining Tissue Culture Tissue Cyst Biopsy Tissue Scrapings Total Protein TPHA / TPPA Tracheal Aspirate Transbronchial Biopsy Transoesophageal Echocardiogram TREM2 Gene Sequencing TRH Infusion Test TRH Test TSH - IMA TSH Injection - Measure T4 tTG Antibodies TYR Gene Mutation Analysis (OCA1) TYROBP (DAP12) Gene Sequencing TYRP1 Gene Mutation Analysis (OCA3) Tzanck Smear Ultrasound - Abdominal Ultrasound - Bowel Ultrasound - Foetus Ultrasound - Liver and Bile Ducts Ultrasound - Neck Ultrasound - Nerve Ultrasound - Orbit Ultrasound - Pelvis Ultrasound - Renal Ultrasound - Thyroid Ultrasound - Transvaginal Ultrasound Scan Upper Airway Biopsy Urea and Electrolytes Urinalysis Urinalysis with Protein Quantification Urinary Aldosterone Urinary Amino Acids Urinary Bicarbonate Urinary Calcium Urinary Catecholamines Urinary Chromatography Urinary Collection - 24 Hours Urinary Copper Excretion Urinary Coproporphyrins Urinary Creatinine Urinary Cyanide-Nitroprusside Reaction Urinary Enzyme Assay Urinary Fructose Urinary Glucose Urinary Histamine Urinary Magnesium Urinary Metanephrines Urinary N-methylhistamine (NMH) Urinary Organic Acids Urinary Osmolality Urinary Oxalate Urinary pH Urinary Phosphate Urinary Prostaglandin D2 Metabolite Urinary Protein Urinary Sarcosine Urinary Sodium Urinary Urea Urinary Uric Acid Urinary VMA Urinary Xanthine / Hypoxanthine Urine Alpha-Aminoadipic Semialdehyde (AASA) Level Urine Bilirubin Urine Concentration Test Urine Culture Urine Electrolytes Urine ELISA Test Urine Free Cortisol Urine Microscopy Urine Myoglobin Urine Organic Acids Urine Orotic Acid Urine Red Blood Cells Urine Specific Gravity Urobilinogen Urodynamic Studies Valsalva Maneuver Test VDRL Venography Ventilation-Perfusion (V/Q) Scan Viral Culture Viral Hepatitis Screen Virus Identification - Haemadsorption Virus Identification - Immunofluorescence Virus Isolation - Blood Virus Isolation - CSF Virus Isolation - Saliva Virus Isolation - Stools Virus Isolation - Throat Swab Virus Isolation - Tissue Culture Virus Isolation - Urine Visual Acuity Testing Visual Evoked Potentials Visual Field Check Visual Field Testing Vitamin Assay von Willebrand s Factor Walk Test Watson-Schwartz Screening Test Weil-Felix Reaction Western Blot Testing Wound Swab X Ray - Abdomen X Ray - Ankles X Ray - Elbow X Ray - Hip X Ray - Knee X Ray - Long Bones X Ray - Shoulder X Ray - Skeletal Survey X Ray - Skull X Ray - Vertebrae X Ray - Wrists X Rays - Kidney Ureter Bladder X-ray Ankles and Wrists X-ray Hands and Feet (for bone cysts) X-ray Hands and Wrists X-ray Hips AP and Lateral X-ray Knees AP and Lateral X-ray Long Bones (Femur/Tibia) X-ray Pelvis Xenodiagnosis	Choose Sign
24-Hour Urinary Fractionated Metanephrines 99mTc-DMSA scintigraphy 99mTc-sestamibi Parathyroid Scan ABCC8 Gene Mutation Analysis Abscess Contents Culture ACADM Gene Analysis Acid Alpha-Glucosidase Assay Adrenal CT Scan Adrenal MRI Adrenaline / Epinephrine Test Alanine Aminotransferase ( ALT ) ALDH7A1 Gene Mutation Analysis (Pyridoxine-dependent Epilepsy) Aldolase Allen Test Alpha Fetoprotein AFP Alpha-D-mannosidase Activity Amniocentesis Amniotic Fluid Cell Culture - Prenatal Amoebic Fluorescent Ab Test Anal Manometry Angiogram - Carotid Angiography Anterior Segment OCT Anti GAD Abs (Glutamate decarboxylase) Anti-Cardiolipin Abs Anti-dsDNA Anti-dsRNA Anti-ganglioside Antibodies Anti-HAV IgM Anti-HBc Anti-HBe Anti-HBs Anti-HCV Anti-HEV IgG IgM ELISA Anti-La Anti-MuSK Ab Anti-Reticulin Antibodies Anti-RNA Polymerase Anti-Ro Anti-Sm Ab Anti-ssRNA Anti–acetylcholine Receptor Ab Anti–striated Muscle Ab Antibody Titre Anticentromere Antibodies Anticholinesterase Test Antigenic Bronchial Challenge Antiglomerular Basement Membrane (Anti-GBM) Antibody Antimitochondrial Antibody Antineutrophilic Cytoplasmic Antibody - ANCA Antinuclear Antibody Antinucleosome Antibodies Antiphospholipid Antibodies Antistreptolysin O Titre Antistriational Ab Antitopoisomerase-1 Antibodies APTT AQP2 Gene Mutation Analysis Arteriography Arteriography - Cerebral Arthroscopy Ascitic Tap Aspartate Aminotransferase ( AST ) Aspirate Bubo Aspirate Culture / Smear Aspiration Biopsy of Thyroid Aspiration of Subcutaneous Fat Audiometry Auditory Evoked Potentials AutoAntibodies Autohaemolysis Test Autonomic Function Testing Autopsy AVPR2 Gene Mutation Analysis Barium Enema Barium Follow Through Barium Meal Beta-2 Microglobulin Biopsy Culture Biopsy Lesion Bleeding Time Blood Ammonia Blood Cultures Blood Film Blood Gases Blood glutaric acid test Blood Immunoreactive Trypsinogen Bone Age Study Bone Biopsy Bone Densitometry Bone Marrow Aspiration Bone Marrow Biopsy Brain Biopsy Bronchial Lavage Fluid Culture Bronchial Lavage Fluid Stain Bronchoalveolar Lavage Bronchoscopy C -peptide C Reactive Protein C3 and C4 Levels Caffeine-halothane Contracture Test Calcium - 24 Hr Urinary Calcium Infusion Test Caloric Tests Cardiac Catherization Cardiac MIBG Scintigraphy Cardiorespiratory Monitoring CATT - Card Agglutination Test for Trypanosomes Cell Culture Skin Fibroblasts Cerebral Mass Needle Biopsy CFTR Gene Mutation Analysis (Cystic fibrosis / pancreatitis) Chest X Ray Cholecystography - Oral Chorionic Villus Sampling Chromosome Analysis Clinical Diagnosis Clonidine Suppression Test Clostridium Difficile Toxin Coagulation Profile (DIC screen) COL9A2 Gene Sequencing Colonoscopy COMP Gene Sequencing Complement Fixation Tests Complement Levels Coombs Test Core Temperature Monitoring Corneal Biopsy Corneal Topography Corticotropin ( ACTH ) Stimulation Test Creatine Kinase Creatinine Clearance CRH Stimulation Test Cryoglobulin Test CSF - Cryptococcal Agglutinin Test CSF - Indian Ink Stain CSF Culture CSF Glucose CSF Gram Stain CSF Hypocretin-1 (Orexin-A) Level CSF Lactate CSF Lactate CSF Protein CT Brain (for basal ganglia calcification) CT Scan CT Scan - Abdominal CT Scan - Adrenals CT Scan - Bile Ducts CT Scan - Brain CT Scan - Chest CT Scan - Guided Thin Needle Cyst Aspiration CT Scan - Head CT Scan - Kidneys CT Scan - Liver CT Scan - Lungs CT Scan - Neck CT Scan - Orbit CT Scan - Pelvis CT Scan - Sinuses CTSC Gene Analysis (Papillon-Lefevre syndrome) CTSK Gene Mutation Analysis (Pycnodysostosis) Culture and Sensitivity Studies Culture of Discharge Culture of Food Remains Culture of Sinus Exudate Culture of Ulcer Material Culture of Vesicular Fluid - Varicella Culture of Vomitus Cystine Levels Cystoscopy +/- Biopsy Cytogenetic Studies Cytokine Measurement DAT Scan (Dopamine Transporter Scan) Dermatoglyphic Analysis (Fingerprint Assessment) DEXA Scan Dexamethasone Suppression Test - Overnight Diabetes Screen - Hb A1c, Fast Blood Glucose, 2-hour GTT Diagnostic Laporoscopy Diagnostic Laporotomy Diagnostic Thoracocentesis DICER1 Gene Mutation Analysis (Pleuropulmonary Blastoma) Direct Fluorescent Antibody Conjugates DMPK CTG Repeat Expansion Analysis (Myotonic Dystrophy type 1) DNA Analysis DNA Hybridisation Studies DNA Probe - Sputum Doppler Scan Duodenal Aspirate Duodenal Biopsy EBV DNA PCR (Viral Load) Echocardiogram Echosonography Educational Assessment EEG Electro-oculogram (EOG) Electrocardiogram-ECG Electrocochleography ( ECOG ) Electroencephalogram (EEG) Electromyography ( EMG ) Electronmicroscopy Electronystagmography ( ENG ) Electrophoresis Electrophoretic Immunotransblot Test Electrophysiology Electroretinogram Electroretinogram (ERG) ELISA Test EM Antibodies EMG End-tidal CO2 Monitoring Endometrial Curettage Endoscopic Ultrasound (EUS) Pancreas Enterotest Enzymatic Testing Enzyme Activity Enzyme Activity - Reduced Enzyme Assay Enzyme Immunoassay - EIA Epworth Sleepiness Scale ERCP Erythrocyte Galactokinase Assay ESR EXT1 Gene Sequencing EXT2 Gene Sequencing Factor IX Assay Factor VIII Assay Faecal Sample Culture Fasting Blood Lipid Profile Fasting Serum Gastrin FDG-PET Brain Scan FGFR1 Gene Analysis (Pfeiffer syndrome) FGFR2 Gene Analysis (Pfeiffer syndrome) Fibreoptic Bronchoscopy FISH for t(11;14) Translocation Flow Cytometry Fluorescein Angiography Food Botulinum Toxin Food C.Botulinum Forearm Ischaemic Test Free T4 Index Frozen Tissue Section Fructose-tolerance Test FTA-abs Full Blood Count Fundoscopy Fundus Photography Gamma Globulins Gastric Contents Botulinum Toxin Gastric pH measurement GI Endoscopy Glucagon Stimulation Test Glucose Tolerance Test Glucosyl B D Glucosidase Activity Fibroblasts Gram Stain - Aspirate Gram Stain - Spinal Fluid Gram Stain - Sputum Haemagglutination Inhibition Assay Haemoglobin A2 Haemoglobin Electrophoresis Ham s Test Hand X Rays Haptoglobins HBe Ag HBs Ag HBV DNA HCV RNA Heavy Metal Screen HEV RNA PCR - stool High Dose Dexamethasone Suppression Test High-speed Videomicroscopy of Ciliary Motility Histochemistry Histology HIV Screen HLA-B27 HLA-DQB1*06:02 Typing hTERT protein unit Hydrogen Breath Test Ice Pack Test IFN-gamma ELISA IgA Antibodies IgG Immunoassay IgM Immunoassay IL-12 Measurement Immunodiffusion Immunofluorescence Immunofluorescence Microscopy Test Immunofluorescent Microscopy - Abscess Contents Immunofluorescent Microscopy - Pleural Fluid Immunofluorescent Microscopy - Sputum Immunoglobulin Assays Immunohistochemistry Immunological Neutralization Tests Immunophenotyping of Blast Cells In Vivo Confocal Microscopy Indirect Haemagglutination Test Indirect Immunofluorescent Ab Test - IFA Induction of Sickling Inf Petrosal Sinus Sample - ACTH Inositol Polyphosphate 5-Phosphatase Activity INS Gene Mutation Analysis Insulin Receptor Binding Studies (fibroblasts) Insulin Suppression Test Insulin Tolerance Test Intestinal Biopsy Intracutaneous Test Intraocular Pressure Measurement Intravenous Urogram Intrinsic Factor Antibody Titre Iodine 131 Benzylguanidine Scan Jejunal Biopsy Joint Aspiration / M C & S Joint X Rays Karyotyping Studies KCCT KCNJ11 Gene Mutation Analysis Kidney Biopsy KIT Gene Mutation Analysis (Piebaldism) KRT14 Gene Sequencing Labial Gland Biopsy Lactate Dehydrogenase LDH Laporoscopy Laryngoscopy Latex Agglutination Tests Leishmanin Skin Test Leucocyte Alkaline Phosphatase Score Leucocytes Incubate C 14 Sphingomyelin Lewis Blood Group Ags LH and FSH Liver Biopsy Liver Copper Level Liver Function Tests Liver-kidney Microsomal Type 1 Antibody LMX1B Gene Sequencing LRP5 Gene Analysis (Osteoporosis-pseudoglioma syndrome) Lumbar Puncture-Spinal Tap Lung Biopsy Lung Function Tests Lung Tomogram Lymph Node Biopsy Lymphangiography Lymphocyte Cultures Lymphocyte Function Assessment Lymphocytes Mammography MATN3 Gene Sequencing MED Gene Panel (COMP/MATN3/COL9A1/COL9A2/COL9A3) MEN1 Gene Sequencing Microscopy - Colonic Exudate Microscopy - Dark Ground Microscopy - Jejunal Fluid Microscopy - Motile Trophozoites Contain RBCs Microscopy - Semen Microscopy - Slide Microscopy - Stool Microscopy - Urine Mid Stream Specimen Urine Mitochondrial DNA analysis Mitochondrial DNA m.8344A>G Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>C Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>G Mutation Analysis Molecular Genetics Studies Monospot Test MR Angiography MR Cholangiography MRI - Foetus MRI - Pelvis MRI Affected Area (for cartilage cap assessment) MRI Brain (for white matter changes) MRI Brain with Special Sequences MRI Scan MRI Scan - Abdomen MRI Scan - Adrenals MRI Scan - Bones MRI Scan - Brain MRI Scan - Kidney MRI Scan - Knee MRI Scan - Liver MRI Scan - Muscles MRI Scan - Optic Nerve Chiasm MRI Scan - Pituitary MRI Scan - Spine MSMD Gene Panel (IFNGR1, IFNGR2, STAT1, IL12B, IL12RB1) MSSU - early am Multiple Sleep Latency Test (MSLT) Muscle Phosphorylase Activity Assay Muscle Biopsy Muscle Biopsy - Foetus Myelography Nasal Brushings Nasal Nitric Oxide Measurement Nasal Wash / Aspirate Nasopharyngeal Swab NBN Gene Mutation Analysis NEB Gene Mutation Analysis Needle Biopsy Thyroid Neonatal Screen Nerve Biopsy Nerve Conduction Studies Upper and Lower Limbs Nerve Conduction Study Neutrophils Newborn screen - serum citrulline raised Nitroblue Tetrazolium (NBT) Dye Test Nonspecific Cold Agglutinins Nuclear Magnetic Resonance Spectroscopy OCA2 Gene Mutation Analysis Occupational Therapy Assessment OCRL Gene Mutation Analysis Oesophageal Manometry Oestradiol Opthalmology Assessment Optical Coherence Tomography Oral Fructose Test Oral Galactose Test Orbital X Ray Osmotic Fragility Test OTC Gene Analysis (Ornithine Transcarbamylase deficiency) Otoscopy Oxygen Saturation Monitoring PABPN1 Gene Analysis (OPMD repeat expansion) PAH Gene Mutation Analysis (Phenylketonuria) PANK2 Gene Mutation Analysis Parathyroid Hormone Intact (PTH) Parathyroid Ultrasound Parietal Cell Antibody Titre Partial Thromboplastin Time Pathergy Paul Bunnell Test PCCA Gene Mutation Analysis (Propionic Acidaemia) PCCB Gene Mutation Analysis (Propionic Acidaemia) PCD Gene Panel (Ciliary Dyskinesia) Pelvic Examination Perchlorate Discharge Test (iodide organification defect) Percutaneous Lung Aspiration Percutaneous Transhepatic Cholangiogram Pericardial Biopsy Peripheral Red Blood Cell Fluorescence Peritoneal Biopsy PET - CT Scan Phenylalanine Loading Test Philadelphia Chromosome PHOX2B Gene Analysis (CCHS) Plain Abdominal X Ray Plasma ACTH Level Plasma Acylcarnitine Profile Plasma Albumin Plasma Alkaline Phosphatase Plasma Amino Acids Plasma Amylase Plasma Calcitriol Plasma Calcium Plasma Catecholamines Plasma Cortisol Plasma Creatinine Plasma Creatinine Phosphokinase Plasma Fluorescence Spectroscopy Plasma Free Metanephrines Plasma Fructose Plasma Gamma-glutamyl Transpeptidase Plasma Glucose Plasma Histamine Plasma Insulin Plasma Magnesium Plasma Metanephrines Plasma Normetanephrines Plasma Ornithine Level Plasma Osmolality Plasma Parathyroid Hormone Plasma Phosphate Plasma Porphyrins Plasma Potassium Plasma Prolactin Plasma Proline Levels Plasma Protein Electrophoresis Plasma Sodium Plasma Total Protein Plasma TSH Plasma Urate Plasma Urea Plasma Xanthine / Hypoxanthine Plasma Zinc Pleural Biopsy Pleural Fluid Culture Pleural Fluid Stain Pleural Fluid Tap PLP1 Gene Analysis (Pelizaeus-Merzbacher disease) PNKD Gene Analysis (Paroxysmal nonkinesigenic dyskinesia) Polygraphic Respiratory Recordings Polymerase Chain Reaction - PCR Polysomnography Polysomnography Overnight Positron Emission Tomography Studies Precipitin Tests - IgM Prolactin Protein Microarray ( Protein Chip ) Prothrombin Time - PT Proton magnetic resonance spectroscopy PRSS1 Gene Mutation Analysis (Hereditary pancreatitis) Psychometric Testing Pulse Oximetry Pyelography Quantitative Blood Phenylalanine Level Quantitative Buffy Coat Test Radioactive Copper Uptake Radioactive Iodine Uptake Radioimmunoassay Radioisotope Scan Liver Spleen Radionuclide Imaging RB1 Gene Mutation Analysis (Retinoblastoma) Rectal Biopsy Rectal Submucosa Biopsy Rectal Swab Red Cell Analysis Red Cell Epimerase Activity Assay Red Cell Galactokinase Assay Red Cell Mass - Cr51 Tagged Red Cells Red Cell Protoporphyrin Red Cell Transferase Activity Assay Red Green Color Vision Testing Renal Arteriography Renal Biopsy Renal Function Tests Renal Tubular PO4 Reabsorption Test Respiratory Function Tests RET Proto-oncogene Mutation Analysis RET Proto-oncogene Testing Reticulocyte Count Retinal Imaging Retrograde Pyelography Reverse Transcriptase PCR Rheumatoid Factor Ribonucleoprotein Ab Assay Rose Bengal Staining of Eyes RPR Schilling Test Schirmer Tear Test Scl-70 Antibody Semen Analysis Serology Serology - Macroagglutination Serum ACE Level Serum Acid Phosphatase Serum Alanine Serum Aldosterone Serum Alpha 1 Antitrypsin Serum Apolipoprotein B100 Serum Aquaporin-4 Antibodies (NMO-IgG) Serum B12 Serum Beta-HCG Serum Bile Acids Serum Bilirubin Serum BNP / NT-proBNP Serum Botulinum Toxin Serum C3 Complement Serum CA 19-9 Serum CA-125 Serum Caeruloplasmin Serum Calcitonin Serum Calcium Serum Carcinoembryonic Antigen (CEA) Serum Cholesterol Serum Chromagranin A Serum Chromogranin A Serum Complement Fixing CF Antibodies Serum Complement Levels Serum Copper Serum Erythropoietin Serum Ferritin Serum Folate Serum Gastrin Fasting Serum HDL Cholesterol Serum hGH Serum IgA Serum IGF-1 Serum IgG Serum Immunoglobulins Serum Iron Serum Lactate Serum Lactate Serum LDH Serum LDL Cholesterol Serum Myoglobin Serum Pancreatic Polypeptide Serum Phytanic Acid Serum Prolactin Serum Pyruvate Serum T3 Triiodothyronine Serum T4 Thyroxine Serum TIBC Serum TMAb and TgAb Serum TRAb and TMAb Serum Triglyceride Serum Tryptase Serum VEGF-D Short ACTH Test Sickle Solubility Test Sigmoidoscopy Skeletal X Rays Skin Biopsy Skin Biopsy with Histopathology Skin Fibroblast Culture Skin Prick Test - Antigenic Skull X Ray-SXR SLC26A4 Gene Analysis (Pendred syndrome) SLC45A2 Gene Mutation Analysis (OCA4) Sleep Study Sleep Study with REM Analysis Slit-Lamp Eye Examination Small Bowel Biopsy SMN1 Gene Deletion/Copy Number Analysis (Spinal Muscular Atrophy) Smooth Muscle Antibody SNAI2 Gene Mutation Analysis (Piebaldism) Somatostatin Receptor Scintigraphy Southern Blot Analysis Spectral Domain Optical Coherence Tomography (SD OCT) Sphincter EMG SPINK1 Gene Mutation Analysis (Recurrent pancreatitis) SPINK5 Gene Mutation Analysis Splenic Aspirate Splenic Biopsy Sputum Culture Sputum Examination Sputum Stain Staging Laporotomy Standard ACTH Test STK11 Gene Analysis (Peutz-Jeghers syndrome) Stool Acidity Test Stool Analysis Stool Botulinum Toxin Stool C.Botulinum Stool Cultures Stool Sugar Chromatography STS Gene Deletion/Mutation Analysis (X-linked Ichthyosis) Sucrose Breath Test Sural Nerve Biopsy Surgical Open Biopsy Lesion Swab - Culture Group A Streptococci Sweat Salinity Test Syphilis Serology Technetium Bone Scintigraphy Temporal Artery Biopsy Testis Biopsy Testosterone Thick and Thin Blood Films THRB Gene Analysis (Thyroid hormone resistance) Throat Swab Thyroid Function Tests - T3, T4, TSH Thyroid Nodule Resection Thyroid Scan Thyroid Ultrasound with FNA Tilt Table Test Tissue - Histological Staining Tissue Culture Tissue Cyst Biopsy Tissue Scrapings Total Protein TPHA / TPPA Tracheal Aspirate Transbronchial Biopsy Transoesophageal Echocardiogram TREM2 Gene Sequencing TRH Infusion Test TRH Test TSH - IMA TSH Injection - Measure T4 tTG Antibodies TYR Gene Mutation Analysis (OCA1) TYROBP (DAP12) Gene Sequencing TYRP1 Gene Mutation Analysis (OCA3) Tzanck Smear Ultrasound - Abdominal Ultrasound - Bowel Ultrasound - Foetus Ultrasound - Liver and Bile Ducts Ultrasound - Neck Ultrasound - Nerve Ultrasound - Orbit Ultrasound - Pelvis Ultrasound - Renal Ultrasound - Thyroid Ultrasound - Transvaginal Ultrasound Scan Upper Airway Biopsy Urea and Electrolytes Urinalysis Urinalysis with Protein Quantification Urinary Aldosterone Urinary Amino Acids Urinary Bicarbonate Urinary Calcium Urinary Catecholamines Urinary Chromatography Urinary Collection - 24 Hours Urinary Copper Excretion Urinary Coproporphyrins Urinary Creatinine Urinary Cyanide-Nitroprusside Reaction Urinary Enzyme Assay Urinary Fructose Urinary Glucose Urinary Histamine Urinary Magnesium Urinary Metanephrines Urinary N-methylhistamine (NMH) Urinary Organic Acids Urinary Osmolality Urinary Oxalate Urinary pH Urinary Phosphate Urinary Prostaglandin D2 Metabolite Urinary Protein Urinary Sarcosine Urinary Sodium Urinary Urea Urinary Uric Acid Urinary VMA Urinary Xanthine / Hypoxanthine Urine Alpha-Aminoadipic Semialdehyde (AASA) Level Urine Bilirubin Urine Concentration Test Urine Culture Urine Electrolytes Urine ELISA Test Urine Free Cortisol Urine Microscopy Urine Myoglobin Urine Organic Acids Urine Orotic Acid Urine Red Blood Cells Urine Specific Gravity Urobilinogen Urodynamic Studies Valsalva Maneuver Test VDRL Venography Ventilation-Perfusion (V/Q) Scan Viral Culture Viral Hepatitis Screen Virus Identification - Haemadsorption Virus Identification - Immunofluorescence Virus Isolation - Blood Virus Isolation - CSF Virus Isolation - Saliva Virus Isolation - Stools Virus Isolation - Throat Swab Virus Isolation - Tissue Culture Virus Isolation - Urine Visual Acuity Testing Visual Evoked Potentials Visual Field Check Visual Field Testing Vitamin Assay von Willebrand s Factor Walk Test Watson-Schwartz Screening Test Weil-Felix Reaction Western Blot Testing Wound Swab X Ray - Abdomen X Ray - Ankles X Ray - Elbow X Ray - Hip X Ray - Knee X Ray - Long Bones X Ray - Shoulder X Ray - Skeletal Survey X Ray - Skull X Ray - Vertebrae X Ray - Wrists X Rays - Kidney Ureter Bladder X-ray Ankles and Wrists X-ray Hands and Feet (for bone cysts) X-ray Hands and Wrists X-ray Hips AP and Lateral X-ray Knees AP and Lateral X-ray Long Bones (Femur/Tibia) X-ray Pelvis Xenodiagnosis	Choose Sign
24-Hour Urinary Fractionated Metanephrines 99mTc-DMSA scintigraphy 99mTc-sestamibi Parathyroid Scan ABCC8 Gene Mutation Analysis Abscess Contents Culture ACADM Gene Analysis Acid Alpha-Glucosidase Assay Adrenal CT Scan Adrenal MRI Adrenaline / Epinephrine Test Alanine Aminotransferase ( ALT ) ALDH7A1 Gene Mutation Analysis (Pyridoxine-dependent Epilepsy) Aldolase Allen Test Alpha Fetoprotein AFP Alpha-D-mannosidase Activity Amniocentesis Amniotic Fluid Cell Culture - Prenatal Amoebic Fluorescent Ab Test Anal Manometry Angiogram - Carotid Angiography Anterior Segment OCT Anti GAD Abs (Glutamate decarboxylase) Anti-Cardiolipin Abs Anti-dsDNA Anti-dsRNA Anti-ganglioside Antibodies Anti-HAV IgM Anti-HBc Anti-HBe Anti-HBs Anti-HCV Anti-HEV IgG IgM ELISA Anti-La Anti-MuSK Ab Anti-Reticulin Antibodies Anti-RNA Polymerase Anti-Ro Anti-Sm Ab Anti-ssRNA Anti–acetylcholine Receptor Ab Anti–striated Muscle Ab Antibody Titre Anticentromere Antibodies Anticholinesterase Test Antigenic Bronchial Challenge Antiglomerular Basement Membrane (Anti-GBM) Antibody Antimitochondrial Antibody Antineutrophilic Cytoplasmic Antibody - ANCA Antinuclear Antibody Antinucleosome Antibodies Antiphospholipid Antibodies Antistreptolysin O Titre Antistriational Ab Antitopoisomerase-1 Antibodies APTT AQP2 Gene Mutation Analysis Arteriography Arteriography - Cerebral Arthroscopy Ascitic Tap Aspartate Aminotransferase ( AST ) Aspirate Bubo Aspirate Culture / Smear Aspiration Biopsy of Thyroid Aspiration of Subcutaneous Fat Audiometry Auditory Evoked Potentials AutoAntibodies Autohaemolysis Test Autonomic Function Testing Autopsy AVPR2 Gene Mutation Analysis Barium Enema Barium Follow Through Barium Meal Beta-2 Microglobulin Biopsy Culture Biopsy Lesion Bleeding Time Blood Ammonia Blood Cultures Blood Film Blood Gases Blood glutaric acid test Blood Immunoreactive Trypsinogen Bone Age Study Bone Biopsy Bone Densitometry Bone Marrow Aspiration Bone Marrow Biopsy Brain Biopsy Bronchial Lavage Fluid Culture Bronchial Lavage Fluid Stain Bronchoalveolar Lavage Bronchoscopy C -peptide C Reactive Protein C3 and C4 Levels Caffeine-halothane Contracture Test Calcium - 24 Hr Urinary Calcium Infusion Test Caloric Tests Cardiac Catherization Cardiac MIBG Scintigraphy Cardiorespiratory Monitoring CATT - Card Agglutination Test for Trypanosomes Cell Culture Skin Fibroblasts Cerebral Mass Needle Biopsy CFTR Gene Mutation Analysis (Cystic fibrosis / pancreatitis) Chest X Ray Cholecystography - Oral Chorionic Villus Sampling Chromosome Analysis Clinical Diagnosis Clonidine Suppression Test Clostridium Difficile Toxin Coagulation Profile (DIC screen) COL9A2 Gene Sequencing Colonoscopy COMP Gene Sequencing Complement Fixation Tests Complement Levels Coombs Test Core Temperature Monitoring Corneal Biopsy Corneal Topography Corticotropin ( ACTH ) Stimulation Test Creatine Kinase Creatinine Clearance CRH Stimulation Test Cryoglobulin Test CSF - Cryptococcal Agglutinin Test CSF - Indian Ink Stain CSF Culture CSF Glucose CSF Gram Stain CSF Hypocretin-1 (Orexin-A) Level CSF Lactate CSF Lactate CSF Protein CT Brain (for basal ganglia calcification) CT Scan CT Scan - Abdominal CT Scan - Adrenals CT Scan - Bile Ducts CT Scan - Brain CT Scan - Chest CT Scan - Guided Thin Needle Cyst Aspiration CT Scan - Head CT Scan - Kidneys CT Scan - Liver CT Scan - Lungs CT Scan - Neck CT Scan - Orbit CT Scan - Pelvis CT Scan - Sinuses CTSC Gene Analysis (Papillon-Lefevre syndrome) CTSK Gene Mutation Analysis (Pycnodysostosis) Culture and Sensitivity Studies Culture of Discharge Culture of Food Remains Culture of Sinus Exudate Culture of Ulcer Material Culture of Vesicular Fluid - Varicella Culture of Vomitus Cystine Levels Cystoscopy +/- Biopsy Cytogenetic Studies Cytokine Measurement DAT Scan (Dopamine Transporter Scan) Dermatoglyphic Analysis (Fingerprint Assessment) DEXA Scan Dexamethasone Suppression Test - Overnight Diabetes Screen - Hb A1c, Fast Blood Glucose, 2-hour GTT Diagnostic Laporoscopy Diagnostic Laporotomy Diagnostic Thoracocentesis DICER1 Gene Mutation Analysis (Pleuropulmonary Blastoma) Direct Fluorescent Antibody Conjugates DMPK CTG Repeat Expansion Analysis (Myotonic Dystrophy type 1) DNA Analysis DNA Hybridisation Studies DNA Probe - Sputum Doppler Scan Duodenal Aspirate Duodenal Biopsy EBV DNA PCR (Viral Load) Echocardiogram Echosonography Educational Assessment EEG Electro-oculogram (EOG) Electrocardiogram-ECG Electrocochleography ( ECOG ) Electroencephalogram (EEG) Electromyography ( EMG ) Electronmicroscopy Electronystagmography ( ENG ) Electrophoresis Electrophoretic Immunotransblot Test Electrophysiology Electroretinogram Electroretinogram (ERG) ELISA Test EM Antibodies EMG End-tidal CO2 Monitoring Endometrial Curettage Endoscopic Ultrasound (EUS) Pancreas Enterotest Enzymatic Testing Enzyme Activity Enzyme Activity - Reduced Enzyme Assay Enzyme Immunoassay - EIA Epworth Sleepiness Scale ERCP Erythrocyte Galactokinase Assay ESR EXT1 Gene Sequencing EXT2 Gene Sequencing Factor IX Assay Factor VIII Assay Faecal Sample Culture Fasting Blood Lipid Profile Fasting Serum Gastrin FDG-PET Brain Scan FGFR1 Gene Analysis (Pfeiffer syndrome) FGFR2 Gene Analysis (Pfeiffer syndrome) Fibreoptic Bronchoscopy FISH for t(11;14) Translocation Flow Cytometry Fluorescein Angiography Food Botulinum Toxin Food C.Botulinum Forearm Ischaemic Test Free T4 Index Frozen Tissue Section Fructose-tolerance Test FTA-abs Full Blood Count Fundoscopy Fundus Photography Gamma Globulins Gastric Contents Botulinum Toxin Gastric pH measurement GI Endoscopy Glucagon Stimulation Test Glucose Tolerance Test Glucosyl B D Glucosidase Activity Fibroblasts Gram Stain - Aspirate Gram Stain - Spinal Fluid Gram Stain - Sputum Haemagglutination Inhibition Assay Haemoglobin A2 Haemoglobin Electrophoresis Ham s Test Hand X Rays Haptoglobins HBe Ag HBs Ag HBV DNA HCV RNA Heavy Metal Screen HEV RNA PCR - stool High Dose Dexamethasone Suppression Test High-speed Videomicroscopy of Ciliary Motility Histochemistry Histology HIV Screen HLA-B27 HLA-DQB1*06:02 Typing hTERT protein unit Hydrogen Breath Test Ice Pack Test IFN-gamma ELISA IgA Antibodies IgG Immunoassay IgM Immunoassay IL-12 Measurement Immunodiffusion Immunofluorescence Immunofluorescence Microscopy Test Immunofluorescent Microscopy - Abscess Contents Immunofluorescent Microscopy - Pleural Fluid Immunofluorescent Microscopy - Sputum Immunoglobulin Assays Immunohistochemistry Immunological Neutralization Tests Immunophenotyping of Blast Cells In Vivo Confocal Microscopy Indirect Haemagglutination Test Indirect Immunofluorescent Ab Test - IFA Induction of Sickling Inf Petrosal Sinus Sample - ACTH Inositol Polyphosphate 5-Phosphatase Activity INS Gene Mutation Analysis Insulin Receptor Binding Studies (fibroblasts) Insulin Suppression Test Insulin Tolerance Test Intestinal Biopsy Intracutaneous Test Intraocular Pressure Measurement Intravenous Urogram Intrinsic Factor Antibody Titre Iodine 131 Benzylguanidine Scan Jejunal Biopsy Joint Aspiration / M C & S Joint X Rays Karyotyping Studies KCCT KCNJ11 Gene Mutation Analysis Kidney Biopsy KIT Gene Mutation Analysis (Piebaldism) KRT14 Gene Sequencing Labial Gland Biopsy Lactate Dehydrogenase LDH Laporoscopy Laryngoscopy Latex Agglutination Tests Leishmanin Skin Test Leucocyte Alkaline Phosphatase Score Leucocytes Incubate C 14 Sphingomyelin Lewis Blood Group Ags LH and FSH Liver Biopsy Liver Copper Level Liver Function Tests Liver-kidney Microsomal Type 1 Antibody LMX1B Gene Sequencing LRP5 Gene Analysis (Osteoporosis-pseudoglioma syndrome) Lumbar Puncture-Spinal Tap Lung Biopsy Lung Function Tests Lung Tomogram Lymph Node Biopsy Lymphangiography Lymphocyte Cultures Lymphocyte Function Assessment Lymphocytes Mammography MATN3 Gene Sequencing MED Gene Panel (COMP/MATN3/COL9A1/COL9A2/COL9A3) MEN1 Gene Sequencing Microscopy - Colonic Exudate Microscopy - Dark Ground Microscopy - Jejunal Fluid Microscopy - Motile Trophozoites Contain RBCs Microscopy - Semen Microscopy - Slide Microscopy - Stool Microscopy - Urine Mid Stream Specimen Urine Mitochondrial DNA analysis Mitochondrial DNA m.8344A>G Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>C Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>G Mutation Analysis Molecular Genetics Studies Monospot Test MR Angiography MR Cholangiography MRI - Foetus MRI - Pelvis MRI Affected Area (for cartilage cap assessment) MRI Brain (for white matter changes) MRI Brain with Special Sequences MRI Scan MRI Scan - Abdomen MRI Scan - Adrenals MRI Scan - Bones MRI Scan - Brain MRI Scan - Kidney MRI Scan - Knee MRI Scan - Liver MRI Scan - Muscles MRI Scan - Optic Nerve Chiasm MRI Scan - Pituitary MRI Scan - Spine MSMD Gene Panel (IFNGR1, IFNGR2, STAT1, IL12B, IL12RB1) MSSU - early am Multiple Sleep Latency Test (MSLT) Muscle Phosphorylase Activity Assay Muscle Biopsy Muscle Biopsy - Foetus Myelography Nasal Brushings Nasal Nitric Oxide Measurement Nasal Wash / Aspirate Nasopharyngeal Swab NBN Gene Mutation Analysis NEB Gene Mutation Analysis Needle Biopsy Thyroid Neonatal Screen Nerve Biopsy Nerve Conduction Studies Upper and Lower Limbs Nerve Conduction Study Neutrophils Newborn screen - serum citrulline raised Nitroblue Tetrazolium (NBT) Dye Test Nonspecific Cold Agglutinins Nuclear Magnetic Resonance Spectroscopy OCA2 Gene Mutation Analysis Occupational Therapy Assessment OCRL Gene Mutation Analysis Oesophageal Manometry Oestradiol Opthalmology Assessment Optical Coherence Tomography Oral Fructose Test Oral Galactose Test Orbital X Ray Osmotic Fragility Test OTC Gene Analysis (Ornithine Transcarbamylase deficiency) Otoscopy Oxygen Saturation Monitoring PABPN1 Gene Analysis (OPMD repeat expansion) PAH Gene Mutation Analysis (Phenylketonuria) PANK2 Gene Mutation Analysis Parathyroid Hormone Intact (PTH) Parathyroid Ultrasound Parietal Cell Antibody Titre Partial Thromboplastin Time Pathergy Paul Bunnell Test PCCA Gene Mutation Analysis (Propionic Acidaemia) PCCB Gene Mutation Analysis (Propionic Acidaemia) PCD Gene Panel (Ciliary Dyskinesia) Pelvic Examination Perchlorate Discharge Test (iodide organification defect) Percutaneous Lung Aspiration Percutaneous Transhepatic Cholangiogram Pericardial Biopsy Peripheral Red Blood Cell Fluorescence Peritoneal Biopsy PET - CT Scan Phenylalanine Loading Test Philadelphia Chromosome PHOX2B Gene Analysis (CCHS) Plain Abdominal X Ray Plasma ACTH Level Plasma Acylcarnitine Profile Plasma Albumin Plasma Alkaline Phosphatase Plasma Amino Acids Plasma Amylase Plasma Calcitriol Plasma Calcium Plasma Catecholamines Plasma Cortisol Plasma Creatinine Plasma Creatinine Phosphokinase Plasma Fluorescence Spectroscopy Plasma Free Metanephrines Plasma Fructose Plasma Gamma-glutamyl Transpeptidase Plasma Glucose Plasma Histamine Plasma Insulin Plasma Magnesium Plasma Metanephrines Plasma Normetanephrines Plasma Ornithine Level Plasma Osmolality Plasma Parathyroid Hormone Plasma Phosphate Plasma Porphyrins Plasma Potassium Plasma Prolactin Plasma Proline Levels Plasma Protein Electrophoresis Plasma Sodium Plasma Total Protein Plasma TSH Plasma Urate Plasma Urea Plasma Xanthine / Hypoxanthine Plasma Zinc Pleural Biopsy Pleural Fluid Culture Pleural Fluid Stain Pleural Fluid Tap PLP1 Gene Analysis (Pelizaeus-Merzbacher disease) PNKD Gene Analysis (Paroxysmal nonkinesigenic dyskinesia) Polygraphic Respiratory Recordings Polymerase Chain Reaction - PCR Polysomnography Polysomnography Overnight Positron Emission Tomography Studies Precipitin Tests - IgM Prolactin Protein Microarray ( Protein Chip ) Prothrombin Time - PT Proton magnetic resonance spectroscopy PRSS1 Gene Mutation Analysis (Hereditary pancreatitis) Psychometric Testing Pulse Oximetry Pyelography Quantitative Blood Phenylalanine Level Quantitative Buffy Coat Test Radioactive Copper Uptake Radioactive Iodine Uptake Radioimmunoassay Radioisotope Scan Liver Spleen Radionuclide Imaging RB1 Gene Mutation Analysis (Retinoblastoma) Rectal Biopsy Rectal Submucosa Biopsy Rectal Swab Red Cell Analysis Red Cell Epimerase Activity Assay Red Cell Galactokinase Assay Red Cell Mass - Cr51 Tagged Red Cells Red Cell Protoporphyrin Red Cell Transferase Activity Assay Red Green Color Vision Testing Renal Arteriography Renal Biopsy Renal Function Tests Renal Tubular PO4 Reabsorption Test Respiratory Function Tests RET Proto-oncogene Mutation Analysis RET Proto-oncogene Testing Reticulocyte Count Retinal Imaging Retrograde Pyelography Reverse Transcriptase PCR Rheumatoid Factor Ribonucleoprotein Ab Assay Rose Bengal Staining of Eyes RPR Schilling Test Schirmer Tear Test Scl-70 Antibody Semen Analysis Serology Serology - Macroagglutination Serum ACE Level Serum Acid Phosphatase Serum Alanine Serum Aldosterone Serum Alpha 1 Antitrypsin Serum Apolipoprotein B100 Serum Aquaporin-4 Antibodies (NMO-IgG) Serum B12 Serum Beta-HCG Serum Bile Acids Serum Bilirubin Serum BNP / NT-proBNP Serum Botulinum Toxin Serum C3 Complement Serum CA 19-9 Serum CA-125 Serum Caeruloplasmin Serum Calcitonin Serum Calcium Serum Carcinoembryonic Antigen (CEA) Serum Cholesterol Serum Chromagranin A Serum Chromogranin A Serum Complement Fixing CF Antibodies Serum Complement Levels Serum Copper Serum Erythropoietin Serum Ferritin Serum Folate Serum Gastrin Fasting Serum HDL Cholesterol Serum hGH Serum IgA Serum IGF-1 Serum IgG Serum Immunoglobulins Serum Iron Serum Lactate Serum Lactate Serum LDH Serum LDL Cholesterol Serum Myoglobin Serum Pancreatic Polypeptide Serum Phytanic Acid Serum Prolactin Serum Pyruvate Serum T3 Triiodothyronine Serum T4 Thyroxine Serum TIBC Serum TMAb and TgAb Serum TRAb and TMAb Serum Triglyceride Serum Tryptase Serum VEGF-D Short ACTH Test Sickle Solubility Test Sigmoidoscopy Skeletal X Rays Skin Biopsy Skin Biopsy with Histopathology Skin Fibroblast Culture Skin Prick Test - Antigenic Skull X Ray-SXR SLC26A4 Gene Analysis (Pendred syndrome) SLC45A2 Gene Mutation Analysis (OCA4) Sleep Study Sleep Study with REM Analysis Slit-Lamp Eye Examination Small Bowel Biopsy SMN1 Gene Deletion/Copy Number Analysis (Spinal Muscular Atrophy) Smooth Muscle Antibody SNAI2 Gene Mutation Analysis (Piebaldism) Somatostatin Receptor Scintigraphy Southern Blot Analysis Spectral Domain Optical Coherence Tomography (SD OCT) Sphincter EMG SPINK1 Gene Mutation Analysis (Recurrent pancreatitis) SPINK5 Gene Mutation Analysis Splenic Aspirate Splenic Biopsy Sputum Culture Sputum Examination Sputum Stain Staging Laporotomy Standard ACTH Test STK11 Gene Analysis (Peutz-Jeghers syndrome) Stool Acidity Test Stool Analysis Stool Botulinum Toxin Stool C.Botulinum Stool Cultures Stool Sugar Chromatography STS Gene Deletion/Mutation Analysis (X-linked Ichthyosis) Sucrose Breath Test Sural Nerve Biopsy Surgical Open Biopsy Lesion Swab - Culture Group A Streptococci Sweat Salinity Test Syphilis Serology Technetium Bone Scintigraphy Temporal Artery Biopsy Testis Biopsy Testosterone Thick and Thin Blood Films THRB Gene Analysis (Thyroid hormone resistance) Throat Swab Thyroid Function Tests - T3, T4, TSH Thyroid Nodule Resection Thyroid Scan Thyroid Ultrasound with FNA Tilt Table Test Tissue - Histological Staining Tissue Culture Tissue Cyst Biopsy Tissue Scrapings Total Protein TPHA / TPPA Tracheal Aspirate Transbronchial Biopsy Transoesophageal Echocardiogram TREM2 Gene Sequencing TRH Infusion Test TRH Test TSH - IMA TSH Injection - Measure T4 tTG Antibodies TYR Gene Mutation Analysis (OCA1) TYROBP (DAP12) Gene Sequencing TYRP1 Gene Mutation Analysis (OCA3) Tzanck Smear Ultrasound - Abdominal Ultrasound - Bowel Ultrasound - Foetus Ultrasound - Liver and Bile Ducts Ultrasound - Neck Ultrasound - Nerve Ultrasound - Orbit Ultrasound - Pelvis Ultrasound - Renal Ultrasound - Thyroid Ultrasound - Transvaginal Ultrasound Scan Upper Airway Biopsy Urea and Electrolytes Urinalysis Urinalysis with Protein Quantification Urinary Aldosterone Urinary Amino Acids Urinary Bicarbonate Urinary Calcium Urinary Catecholamines Urinary Chromatography Urinary Collection - 24 Hours Urinary Copper Excretion Urinary Coproporphyrins Urinary Creatinine Urinary Cyanide-Nitroprusside Reaction Urinary Enzyme Assay Urinary Fructose Urinary Glucose Urinary Histamine Urinary Magnesium Urinary Metanephrines Urinary N-methylhistamine (NMH) Urinary Organic Acids Urinary Osmolality Urinary Oxalate Urinary pH Urinary Phosphate Urinary Prostaglandin D2 Metabolite Urinary Protein Urinary Sarcosine Urinary Sodium Urinary Urea Urinary Uric Acid Urinary VMA Urinary Xanthine / Hypoxanthine Urine Alpha-Aminoadipic Semialdehyde (AASA) Level Urine Bilirubin Urine Concentration Test Urine Culture Urine Electrolytes Urine ELISA Test Urine Free Cortisol Urine Microscopy Urine Myoglobin Urine Organic Acids Urine Orotic Acid Urine Red Blood Cells Urine Specific Gravity Urobilinogen Urodynamic Studies Valsalva Maneuver Test VDRL Venography Ventilation-Perfusion (V/Q) Scan Viral Culture Viral Hepatitis Screen Virus Identification - Haemadsorption Virus Identification - Immunofluorescence Virus Isolation - Blood Virus Isolation - CSF Virus Isolation - Saliva Virus Isolation - Stools Virus Isolation - Throat Swab Virus Isolation - Tissue Culture Virus Isolation - Urine Visual Acuity Testing Visual Evoked Potentials Visual Field Check Visual Field Testing Vitamin Assay von Willebrand s Factor Walk Test Watson-Schwartz Screening Test Weil-Felix Reaction Western Blot Testing Wound Swab X Ray - Abdomen X Ray - Ankles X Ray - Elbow X Ray - Hip X Ray - Knee X Ray - Long Bones X Ray - Shoulder X Ray - Skeletal Survey X Ray - Skull X Ray - Vertebrae X Ray - Wrists X Rays - Kidney Ureter Bladder X-ray Ankles and Wrists X-ray Hands and Feet (for bone cysts) X-ray Hands and Wrists X-ray Hips AP and Lateral X-ray Knees AP and Lateral X-ray Long Bones (Femur/Tibia) X-ray Pelvis Xenodiagnosis	Choose Sign
24-Hour Urinary Fractionated Metanephrines 99mTc-DMSA scintigraphy 99mTc-sestamibi Parathyroid Scan ABCC8 Gene Mutation Analysis Abscess Contents Culture ACADM Gene Analysis Acid Alpha-Glucosidase Assay Adrenal CT Scan Adrenal MRI Adrenaline / Epinephrine Test Alanine Aminotransferase ( ALT ) ALDH7A1 Gene Mutation Analysis (Pyridoxine-dependent Epilepsy) Aldolase Allen Test Alpha Fetoprotein AFP Alpha-D-mannosidase Activity Amniocentesis Amniotic Fluid Cell Culture - Prenatal Amoebic Fluorescent Ab Test Anal Manometry Angiogram - Carotid Angiography Anterior Segment OCT Anti GAD Abs (Glutamate decarboxylase) Anti-Cardiolipin Abs Anti-dsDNA Anti-dsRNA Anti-ganglioside Antibodies Anti-HAV IgM Anti-HBc Anti-HBe Anti-HBs Anti-HCV Anti-HEV IgG IgM ELISA Anti-La Anti-MuSK Ab Anti-Reticulin Antibodies Anti-RNA Polymerase Anti-Ro Anti-Sm Ab Anti-ssRNA Anti–acetylcholine Receptor Ab Anti–striated Muscle Ab Antibody Titre Anticentromere Antibodies Anticholinesterase Test Antigenic Bronchial Challenge Antiglomerular Basement Membrane (Anti-GBM) Antibody Antimitochondrial Antibody Antineutrophilic Cytoplasmic Antibody - ANCA Antinuclear Antibody Antinucleosome Antibodies Antiphospholipid Antibodies Antistreptolysin O Titre Antistriational Ab Antitopoisomerase-1 Antibodies APTT AQP2 Gene Mutation Analysis Arteriography Arteriography - Cerebral Arthroscopy Ascitic Tap Aspartate Aminotransferase ( AST ) Aspirate Bubo Aspirate Culture / Smear Aspiration Biopsy of Thyroid Aspiration of Subcutaneous Fat Audiometry Auditory Evoked Potentials AutoAntibodies Autohaemolysis Test Autonomic Function Testing Autopsy AVPR2 Gene Mutation Analysis Barium Enema Barium Follow Through Barium Meal Beta-2 Microglobulin Biopsy Culture Biopsy Lesion Bleeding Time Blood Ammonia Blood Cultures Blood Film Blood Gases Blood glutaric acid test Blood Immunoreactive Trypsinogen Bone Age Study Bone Biopsy Bone Densitometry Bone Marrow Aspiration Bone Marrow Biopsy Brain Biopsy Bronchial Lavage Fluid Culture Bronchial Lavage Fluid Stain Bronchoalveolar Lavage Bronchoscopy C -peptide C Reactive Protein C3 and C4 Levels Caffeine-halothane Contracture Test Calcium - 24 Hr Urinary Calcium Infusion Test Caloric Tests Cardiac Catherization Cardiac MIBG Scintigraphy Cardiorespiratory Monitoring CATT - Card Agglutination Test for Trypanosomes Cell Culture Skin Fibroblasts Cerebral Mass Needle Biopsy CFTR Gene Mutation Analysis (Cystic fibrosis / pancreatitis) Chest X Ray Cholecystography - Oral Chorionic Villus Sampling Chromosome Analysis Clinical Diagnosis Clonidine Suppression Test Clostridium Difficile Toxin Coagulation Profile (DIC screen) COL9A2 Gene Sequencing Colonoscopy COMP Gene Sequencing Complement Fixation Tests Complement Levels Coombs Test Core Temperature Monitoring Corneal Biopsy Corneal Topography Corticotropin ( ACTH ) Stimulation Test Creatine Kinase Creatinine Clearance CRH Stimulation Test Cryoglobulin Test CSF - Cryptococcal Agglutinin Test CSF - Indian Ink Stain CSF Culture CSF Glucose CSF Gram Stain CSF Hypocretin-1 (Orexin-A) Level CSF Lactate CSF Lactate CSF Protein CT Brain (for basal ganglia calcification) CT Scan CT Scan - Abdominal CT Scan - Adrenals CT Scan - Bile Ducts CT Scan - Brain CT Scan - Chest CT Scan - Guided Thin Needle Cyst Aspiration CT Scan - Head CT Scan - Kidneys CT Scan - Liver CT Scan - Lungs CT Scan - Neck CT Scan - Orbit CT Scan - Pelvis CT Scan - Sinuses CTSC Gene Analysis (Papillon-Lefevre syndrome) CTSK Gene Mutation Analysis (Pycnodysostosis) Culture and Sensitivity Studies Culture of Discharge Culture of Food Remains Culture of Sinus Exudate Culture of Ulcer Material Culture of Vesicular Fluid - Varicella Culture of Vomitus Cystine Levels Cystoscopy +/- Biopsy Cytogenetic Studies Cytokine Measurement DAT Scan (Dopamine Transporter Scan) Dermatoglyphic Analysis (Fingerprint Assessment) DEXA Scan Dexamethasone Suppression Test - Overnight Diabetes Screen - Hb A1c, Fast Blood Glucose, 2-hour GTT Diagnostic Laporoscopy Diagnostic Laporotomy Diagnostic Thoracocentesis DICER1 Gene Mutation Analysis (Pleuropulmonary Blastoma) Direct Fluorescent Antibody Conjugates DMPK CTG Repeat Expansion Analysis (Myotonic Dystrophy type 1) DNA Analysis DNA Hybridisation Studies DNA Probe - Sputum Doppler Scan Duodenal Aspirate Duodenal Biopsy EBV DNA PCR (Viral Load) Echocardiogram Echosonography Educational Assessment EEG Electro-oculogram (EOG) Electrocardiogram-ECG Electrocochleography ( ECOG ) Electroencephalogram (EEG) Electromyography ( EMG ) Electronmicroscopy Electronystagmography ( ENG ) Electrophoresis Electrophoretic Immunotransblot Test Electrophysiology Electroretinogram Electroretinogram (ERG) ELISA Test EM Antibodies EMG End-tidal CO2 Monitoring Endometrial Curettage Endoscopic Ultrasound (EUS) Pancreas Enterotest Enzymatic Testing Enzyme Activity Enzyme Activity - Reduced Enzyme Assay Enzyme Immunoassay - EIA Epworth Sleepiness Scale ERCP Erythrocyte Galactokinase Assay ESR EXT1 Gene Sequencing EXT2 Gene Sequencing Factor IX Assay Factor VIII Assay Faecal Sample Culture Fasting Blood Lipid Profile Fasting Serum Gastrin FDG-PET Brain Scan FGFR1 Gene Analysis (Pfeiffer syndrome) FGFR2 Gene Analysis (Pfeiffer syndrome) Fibreoptic Bronchoscopy FISH for t(11;14) Translocation Flow Cytometry Fluorescein Angiography Food Botulinum Toxin Food C.Botulinum Forearm Ischaemic Test Free T4 Index Frozen Tissue Section Fructose-tolerance Test FTA-abs Full Blood Count Fundoscopy Fundus Photography Gamma Globulins Gastric Contents Botulinum Toxin Gastric pH measurement GI Endoscopy Glucagon Stimulation Test Glucose Tolerance Test Glucosyl B D Glucosidase Activity Fibroblasts Gram Stain - Aspirate Gram Stain - Spinal Fluid Gram Stain - Sputum Haemagglutination Inhibition Assay Haemoglobin A2 Haemoglobin Electrophoresis Ham s Test Hand X Rays Haptoglobins HBe Ag HBs Ag HBV DNA HCV RNA Heavy Metal Screen HEV RNA PCR - stool High Dose Dexamethasone Suppression Test High-speed Videomicroscopy of Ciliary Motility Histochemistry Histology HIV Screen HLA-B27 HLA-DQB1*06:02 Typing hTERT protein unit Hydrogen Breath Test Ice Pack Test IFN-gamma ELISA IgA Antibodies IgG Immunoassay IgM Immunoassay IL-12 Measurement Immunodiffusion Immunofluorescence Immunofluorescence Microscopy Test Immunofluorescent Microscopy - Abscess Contents Immunofluorescent Microscopy - Pleural Fluid Immunofluorescent Microscopy - Sputum Immunoglobulin Assays Immunohistochemistry Immunological Neutralization Tests Immunophenotyping of Blast Cells In Vivo Confocal Microscopy Indirect Haemagglutination Test Indirect Immunofluorescent Ab Test - IFA Induction of Sickling Inf Petrosal Sinus Sample - ACTH Inositol Polyphosphate 5-Phosphatase Activity INS Gene Mutation Analysis Insulin Receptor Binding Studies (fibroblasts) Insulin Suppression Test Insulin Tolerance Test Intestinal Biopsy Intracutaneous Test Intraocular Pressure Measurement Intravenous Urogram Intrinsic Factor Antibody Titre Iodine 131 Benzylguanidine Scan Jejunal Biopsy Joint Aspiration / M C & S Joint X Rays Karyotyping Studies KCCT KCNJ11 Gene Mutation Analysis Kidney Biopsy KIT Gene Mutation Analysis (Piebaldism) KRT14 Gene Sequencing Labial Gland Biopsy Lactate Dehydrogenase LDH Laporoscopy Laryngoscopy Latex Agglutination Tests Leishmanin Skin Test Leucocyte Alkaline Phosphatase Score Leucocytes Incubate C 14 Sphingomyelin Lewis Blood Group Ags LH and FSH Liver Biopsy Liver Copper Level Liver Function Tests Liver-kidney Microsomal Type 1 Antibody LMX1B Gene Sequencing LRP5 Gene Analysis (Osteoporosis-pseudoglioma syndrome) Lumbar Puncture-Spinal Tap Lung Biopsy Lung Function Tests Lung Tomogram Lymph Node Biopsy Lymphangiography Lymphocyte Cultures Lymphocyte Function Assessment Lymphocytes Mammography MATN3 Gene Sequencing MED Gene Panel (COMP/MATN3/COL9A1/COL9A2/COL9A3) MEN1 Gene Sequencing Microscopy - Colonic Exudate Microscopy - Dark Ground Microscopy - Jejunal Fluid Microscopy - Motile Trophozoites Contain RBCs Microscopy - Semen Microscopy - Slide Microscopy - Stool Microscopy - Urine Mid Stream Specimen Urine Mitochondrial DNA analysis Mitochondrial DNA m.8344A>G Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>C Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>G Mutation Analysis Molecular Genetics Studies Monospot Test MR Angiography MR Cholangiography MRI - Foetus MRI - Pelvis MRI Affected Area (for cartilage cap assessment) MRI Brain (for white matter changes) MRI Brain with Special Sequences MRI Scan MRI Scan - Abdomen MRI Scan - Adrenals MRI Scan - Bones MRI Scan - Brain MRI Scan - Kidney MRI Scan - Knee MRI Scan - Liver MRI Scan - Muscles MRI Scan - Optic Nerve Chiasm MRI Scan - Pituitary MRI Scan - Spine MSMD Gene Panel (IFNGR1, IFNGR2, STAT1, IL12B, IL12RB1) MSSU - early am Multiple Sleep Latency Test (MSLT) Muscle Phosphorylase Activity Assay Muscle Biopsy Muscle Biopsy - Foetus Myelography Nasal Brushings Nasal Nitric Oxide Measurement Nasal Wash / Aspirate Nasopharyngeal Swab NBN Gene Mutation Analysis NEB Gene Mutation Analysis Needle Biopsy Thyroid Neonatal Screen Nerve Biopsy Nerve Conduction Studies Upper and Lower Limbs Nerve Conduction Study Neutrophils Newborn screen - serum citrulline raised Nitroblue Tetrazolium (NBT) Dye Test Nonspecific Cold Agglutinins Nuclear Magnetic Resonance Spectroscopy OCA2 Gene Mutation Analysis Occupational Therapy Assessment OCRL Gene Mutation Analysis Oesophageal Manometry Oestradiol Opthalmology Assessment Optical Coherence Tomography Oral Fructose Test Oral Galactose Test Orbital X Ray Osmotic Fragility Test OTC Gene Analysis (Ornithine Transcarbamylase deficiency) Otoscopy Oxygen Saturation Monitoring PABPN1 Gene Analysis (OPMD repeat expansion) PAH Gene Mutation Analysis (Phenylketonuria) PANK2 Gene Mutation Analysis Parathyroid Hormone Intact (PTH) Parathyroid Ultrasound Parietal Cell Antibody Titre Partial Thromboplastin Time Pathergy Paul Bunnell Test PCCA Gene Mutation Analysis (Propionic Acidaemia) PCCB Gene Mutation Analysis (Propionic Acidaemia) PCD Gene Panel (Ciliary Dyskinesia) Pelvic Examination Perchlorate Discharge Test (iodide organification defect) Percutaneous Lung Aspiration Percutaneous Transhepatic Cholangiogram Pericardial Biopsy Peripheral Red Blood Cell Fluorescence Peritoneal Biopsy PET - CT Scan Phenylalanine Loading Test Philadelphia Chromosome PHOX2B Gene Analysis (CCHS) Plain Abdominal X Ray Plasma ACTH Level Plasma Acylcarnitine Profile Plasma Albumin Plasma Alkaline Phosphatase Plasma Amino Acids Plasma Amylase Plasma Calcitriol Plasma Calcium Plasma Catecholamines Plasma Cortisol Plasma Creatinine Plasma Creatinine Phosphokinase Plasma Fluorescence Spectroscopy Plasma Free Metanephrines Plasma Fructose Plasma Gamma-glutamyl Transpeptidase Plasma Glucose Plasma Histamine Plasma Insulin Plasma Magnesium Plasma Metanephrines Plasma Normetanephrines Plasma Ornithine Level Plasma Osmolality Plasma Parathyroid Hormone Plasma Phosphate Plasma Porphyrins Plasma Potassium Plasma Prolactin Plasma Proline Levels Plasma Protein Electrophoresis Plasma Sodium Plasma Total Protein Plasma TSH Plasma Urate Plasma Urea Plasma Xanthine / Hypoxanthine Plasma Zinc Pleural Biopsy Pleural Fluid Culture Pleural Fluid Stain Pleural Fluid Tap PLP1 Gene Analysis (Pelizaeus-Merzbacher disease) PNKD Gene Analysis (Paroxysmal nonkinesigenic dyskinesia) Polygraphic Respiratory Recordings Polymerase Chain Reaction - PCR Polysomnography Polysomnography Overnight Positron Emission Tomography Studies Precipitin Tests - IgM Prolactin Protein Microarray ( Protein Chip ) Prothrombin Time - PT Proton magnetic resonance spectroscopy PRSS1 Gene Mutation Analysis (Hereditary pancreatitis) Psychometric Testing Pulse Oximetry Pyelography Quantitative Blood Phenylalanine Level Quantitative Buffy Coat Test Radioactive Copper Uptake Radioactive Iodine Uptake Radioimmunoassay Radioisotope Scan Liver Spleen Radionuclide Imaging RB1 Gene Mutation Analysis (Retinoblastoma) Rectal Biopsy Rectal Submucosa Biopsy Rectal Swab Red Cell Analysis Red Cell Epimerase Activity Assay Red Cell Galactokinase Assay Red Cell Mass - Cr51 Tagged Red Cells Red Cell Protoporphyrin Red Cell Transferase Activity Assay Red Green Color Vision Testing Renal Arteriography Renal Biopsy Renal Function Tests Renal Tubular PO4 Reabsorption Test Respiratory Function Tests RET Proto-oncogene Mutation Analysis RET Proto-oncogene Testing Reticulocyte Count Retinal Imaging Retrograde Pyelography Reverse Transcriptase PCR Rheumatoid Factor Ribonucleoprotein Ab Assay Rose Bengal Staining of Eyes RPR Schilling Test Schirmer Tear Test Scl-70 Antibody Semen Analysis Serology Serology - Macroagglutination Serum ACE Level Serum Acid Phosphatase Serum Alanine Serum Aldosterone Serum Alpha 1 Antitrypsin Serum Apolipoprotein B100 Serum Aquaporin-4 Antibodies (NMO-IgG) Serum B12 Serum Beta-HCG Serum Bile Acids Serum Bilirubin Serum BNP / NT-proBNP Serum Botulinum Toxin Serum C3 Complement Serum CA 19-9 Serum CA-125 Serum Caeruloplasmin Serum Calcitonin Serum Calcium Serum Carcinoembryonic Antigen (CEA) Serum Cholesterol Serum Chromagranin A Serum Chromogranin A Serum Complement Fixing CF Antibodies Serum Complement Levels Serum Copper Serum Erythropoietin Serum Ferritin Serum Folate Serum Gastrin Fasting Serum HDL Cholesterol Serum hGH Serum IgA Serum IGF-1 Serum IgG Serum Immunoglobulins Serum Iron Serum Lactate Serum Lactate Serum LDH Serum LDL Cholesterol Serum Myoglobin Serum Pancreatic Polypeptide Serum Phytanic Acid Serum Prolactin Serum Pyruvate Serum T3 Triiodothyronine Serum T4 Thyroxine Serum TIBC Serum TMAb and TgAb Serum TRAb and TMAb Serum Triglyceride Serum Tryptase Serum VEGF-D Short ACTH Test Sickle Solubility Test Sigmoidoscopy Skeletal X Rays Skin Biopsy Skin Biopsy with Histopathology Skin Fibroblast Culture Skin Prick Test - Antigenic Skull X Ray-SXR SLC26A4 Gene Analysis (Pendred syndrome) SLC45A2 Gene Mutation Analysis (OCA4) Sleep Study Sleep Study with REM Analysis Slit-Lamp Eye Examination Small Bowel Biopsy SMN1 Gene Deletion/Copy Number Analysis (Spinal Muscular Atrophy) Smooth Muscle Antibody SNAI2 Gene Mutation Analysis (Piebaldism) Somatostatin Receptor Scintigraphy Southern Blot Analysis Spectral Domain Optical Coherence Tomography (SD OCT) Sphincter EMG SPINK1 Gene Mutation Analysis (Recurrent pancreatitis) SPINK5 Gene Mutation Analysis Splenic Aspirate Splenic Biopsy Sputum Culture Sputum Examination Sputum Stain Staging Laporotomy Standard ACTH Test STK11 Gene Analysis (Peutz-Jeghers syndrome) Stool Acidity Test Stool Analysis Stool Botulinum Toxin Stool C.Botulinum Stool Cultures Stool Sugar Chromatography STS Gene Deletion/Mutation Analysis (X-linked Ichthyosis) Sucrose Breath Test Sural Nerve Biopsy Surgical Open Biopsy Lesion Swab - Culture Group A Streptococci Sweat Salinity Test Syphilis Serology Technetium Bone Scintigraphy Temporal Artery Biopsy Testis Biopsy Testosterone Thick and Thin Blood Films THRB Gene Analysis (Thyroid hormone resistance) Throat Swab Thyroid Function Tests - T3, T4, TSH Thyroid Nodule Resection Thyroid Scan Thyroid Ultrasound with FNA Tilt Table Test Tissue - Histological Staining Tissue Culture Tissue Cyst Biopsy Tissue Scrapings Total Protein TPHA / TPPA Tracheal Aspirate Transbronchial Biopsy Transoesophageal Echocardiogram TREM2 Gene Sequencing TRH Infusion Test TRH Test TSH - IMA TSH Injection - Measure T4 tTG Antibodies TYR Gene Mutation Analysis (OCA1) TYROBP (DAP12) Gene Sequencing TYRP1 Gene Mutation Analysis (OCA3) Tzanck Smear Ultrasound - Abdominal Ultrasound - Bowel Ultrasound - Foetus Ultrasound - Liver and Bile Ducts Ultrasound - Neck Ultrasound - Nerve Ultrasound - Orbit Ultrasound - Pelvis Ultrasound - Renal Ultrasound - Thyroid Ultrasound - Transvaginal Ultrasound Scan Upper Airway Biopsy Urea and Electrolytes Urinalysis Urinalysis with Protein Quantification Urinary Aldosterone Urinary Amino Acids Urinary Bicarbonate Urinary Calcium Urinary Catecholamines Urinary Chromatography Urinary Collection - 24 Hours Urinary Copper Excretion Urinary Coproporphyrins Urinary Creatinine Urinary Cyanide-Nitroprusside Reaction Urinary Enzyme Assay Urinary Fructose Urinary Glucose Urinary Histamine Urinary Magnesium Urinary Metanephrines Urinary N-methylhistamine (NMH) Urinary Organic Acids Urinary Osmolality Urinary Oxalate Urinary pH Urinary Phosphate Urinary Prostaglandin D2 Metabolite Urinary Protein Urinary Sarcosine Urinary Sodium Urinary Urea Urinary Uric Acid Urinary VMA Urinary Xanthine / Hypoxanthine Urine Alpha-Aminoadipic Semialdehyde (AASA) Level Urine Bilirubin Urine Concentration Test Urine Culture Urine Electrolytes Urine ELISA Test Urine Free Cortisol Urine Microscopy Urine Myoglobin Urine Organic Acids Urine Orotic Acid Urine Red Blood Cells Urine Specific Gravity Urobilinogen Urodynamic Studies Valsalva Maneuver Test VDRL Venography Ventilation-Perfusion (V/Q) Scan Viral Culture Viral Hepatitis Screen Virus Identification - Haemadsorption Virus Identification - Immunofluorescence Virus Isolation - Blood Virus Isolation - CSF Virus Isolation - Saliva Virus Isolation - Stools Virus Isolation - Throat Swab Virus Isolation - Tissue Culture Virus Isolation - Urine Visual Acuity Testing Visual Evoked Potentials Visual Field Check Visual Field Testing Vitamin Assay von Willebrand s Factor Walk Test Watson-Schwartz Screening Test Weil-Felix Reaction Western Blot Testing Wound Swab X Ray - Abdomen X Ray - Ankles X Ray - Elbow X Ray - Hip X Ray - Knee X Ray - Long Bones X Ray - Shoulder X Ray - Skeletal Survey X Ray - Skull X Ray - Vertebrae X Ray - Wrists X Rays - Kidney Ureter Bladder X-ray Ankles and Wrists X-ray Hands and Feet (for bone cysts) X-ray Hands and Wrists X-ray Hips AP and Lateral X-ray Knees AP and Lateral X-ray Long Bones (Femur/Tibia) X-ray Pelvis Xenodiagnosis	Choose Sign
24-Hour Urinary Fractionated Metanephrines 99mTc-DMSA scintigraphy 99mTc-sestamibi Parathyroid Scan ABCC8 Gene Mutation Analysis Abscess Contents Culture ACADM Gene Analysis Acid Alpha-Glucosidase Assay Adrenal CT Scan Adrenal MRI Adrenaline / Epinephrine Test Alanine Aminotransferase ( ALT ) ALDH7A1 Gene Mutation Analysis (Pyridoxine-dependent Epilepsy) Aldolase Allen Test Alpha Fetoprotein AFP Alpha-D-mannosidase Activity Amniocentesis Amniotic Fluid Cell Culture - Prenatal Amoebic Fluorescent Ab Test Anal Manometry Angiogram - Carotid Angiography Anterior Segment OCT Anti GAD Abs (Glutamate decarboxylase) Anti-Cardiolipin Abs Anti-dsDNA Anti-dsRNA Anti-ganglioside Antibodies Anti-HAV IgM Anti-HBc Anti-HBe Anti-HBs Anti-HCV Anti-HEV IgG IgM ELISA Anti-La Anti-MuSK Ab Anti-Reticulin Antibodies Anti-RNA Polymerase Anti-Ro Anti-Sm Ab Anti-ssRNA Anti–acetylcholine Receptor Ab Anti–striated Muscle Ab Antibody Titre Anticentromere Antibodies Anticholinesterase Test Antigenic Bronchial Challenge Antiglomerular Basement Membrane (Anti-GBM) Antibody Antimitochondrial Antibody Antineutrophilic Cytoplasmic Antibody - ANCA Antinuclear Antibody Antinucleosome Antibodies Antiphospholipid Antibodies Antistreptolysin O Titre Antistriational Ab Antitopoisomerase-1 Antibodies APTT AQP2 Gene Mutation Analysis Arteriography Arteriography - Cerebral Arthroscopy Ascitic Tap Aspartate Aminotransferase ( AST ) Aspirate Bubo Aspirate Culture / Smear Aspiration Biopsy of Thyroid Aspiration of Subcutaneous Fat Audiometry Auditory Evoked Potentials AutoAntibodies Autohaemolysis Test Autonomic Function Testing Autopsy AVPR2 Gene Mutation Analysis Barium Enema Barium Follow Through Barium Meal Beta-2 Microglobulin Biopsy Culture Biopsy Lesion Bleeding Time Blood Ammonia Blood Cultures Blood Film Blood Gases Blood glutaric acid test Blood Immunoreactive Trypsinogen Bone Age Study Bone Biopsy Bone Densitometry Bone Marrow Aspiration Bone Marrow Biopsy Brain Biopsy Bronchial Lavage Fluid Culture Bronchial Lavage Fluid Stain Bronchoalveolar Lavage Bronchoscopy C -peptide C Reactive Protein C3 and C4 Levels Caffeine-halothane Contracture Test Calcium - 24 Hr Urinary Calcium Infusion Test Caloric Tests Cardiac Catherization Cardiac MIBG Scintigraphy Cardiorespiratory Monitoring CATT - Card Agglutination Test for Trypanosomes Cell Culture Skin Fibroblasts Cerebral Mass Needle Biopsy CFTR Gene Mutation Analysis (Cystic fibrosis / pancreatitis) Chest X Ray Cholecystography - Oral Chorionic Villus Sampling Chromosome Analysis Clinical Diagnosis Clonidine Suppression Test Clostridium Difficile Toxin Coagulation Profile (DIC screen) COL9A2 Gene Sequencing Colonoscopy COMP Gene Sequencing Complement Fixation Tests Complement Levels Coombs Test Core Temperature Monitoring Corneal Biopsy Corneal Topography Corticotropin ( ACTH ) Stimulation Test Creatine Kinase Creatinine Clearance CRH Stimulation Test Cryoglobulin Test CSF - Cryptococcal Agglutinin Test CSF - Indian Ink Stain CSF Culture CSF Glucose CSF Gram Stain CSF Hypocretin-1 (Orexin-A) Level CSF Lactate CSF Lactate CSF Protein CT Brain (for basal ganglia calcification) CT Scan CT Scan - Abdominal CT Scan - Adrenals CT Scan - Bile Ducts CT Scan - Brain CT Scan - Chest CT Scan - Guided Thin Needle Cyst Aspiration CT Scan - Head CT Scan - Kidneys CT Scan - Liver CT Scan - Lungs CT Scan - Neck CT Scan - Orbit CT Scan - Pelvis CT Scan - Sinuses CTSC Gene Analysis (Papillon-Lefevre syndrome) CTSK Gene Mutation Analysis (Pycnodysostosis) Culture and Sensitivity Studies Culture of Discharge Culture of Food Remains Culture of Sinus Exudate Culture of Ulcer Material Culture of Vesicular Fluid - Varicella Culture of Vomitus Cystine Levels Cystoscopy +/- Biopsy Cytogenetic Studies Cytokine Measurement DAT Scan (Dopamine Transporter Scan) Dermatoglyphic Analysis (Fingerprint Assessment) DEXA Scan Dexamethasone Suppression Test - Overnight Diabetes Screen - Hb A1c, Fast Blood Glucose, 2-hour GTT Diagnostic Laporoscopy Diagnostic Laporotomy Diagnostic Thoracocentesis DICER1 Gene Mutation Analysis (Pleuropulmonary Blastoma) Direct Fluorescent Antibody Conjugates DMPK CTG Repeat Expansion Analysis (Myotonic Dystrophy type 1) DNA Analysis DNA Hybridisation Studies DNA Probe - Sputum Doppler Scan Duodenal Aspirate Duodenal Biopsy EBV DNA PCR (Viral Load) Echocardiogram Echosonography Educational Assessment EEG Electro-oculogram (EOG) Electrocardiogram-ECG Electrocochleography ( ECOG ) Electroencephalogram (EEG) Electromyography ( EMG ) Electronmicroscopy Electronystagmography ( ENG ) Electrophoresis Electrophoretic Immunotransblot Test Electrophysiology Electroretinogram Electroretinogram (ERG) ELISA Test EM Antibodies EMG End-tidal CO2 Monitoring Endometrial Curettage Endoscopic Ultrasound (EUS) Pancreas Enterotest Enzymatic Testing Enzyme Activity Enzyme Activity - Reduced Enzyme Assay Enzyme Immunoassay - EIA Epworth Sleepiness Scale ERCP Erythrocyte Galactokinase Assay ESR EXT1 Gene Sequencing EXT2 Gene Sequencing Factor IX Assay Factor VIII Assay Faecal Sample Culture Fasting Blood Lipid Profile Fasting Serum Gastrin FDG-PET Brain Scan FGFR1 Gene Analysis (Pfeiffer syndrome) FGFR2 Gene Analysis (Pfeiffer syndrome) Fibreoptic Bronchoscopy FISH for t(11;14) Translocation Flow Cytometry Fluorescein Angiography Food Botulinum Toxin Food C.Botulinum Forearm Ischaemic Test Free T4 Index Frozen Tissue Section Fructose-tolerance Test FTA-abs Full Blood Count Fundoscopy Fundus Photography Gamma Globulins Gastric Contents Botulinum Toxin Gastric pH measurement GI Endoscopy Glucagon Stimulation Test Glucose Tolerance Test Glucosyl B D Glucosidase Activity Fibroblasts Gram Stain - Aspirate Gram Stain - Spinal Fluid Gram Stain - Sputum Haemagglutination Inhibition Assay Haemoglobin A2 Haemoglobin Electrophoresis Ham s Test Hand X Rays Haptoglobins HBe Ag HBs Ag HBV DNA HCV RNA Heavy Metal Screen HEV RNA PCR - stool High Dose Dexamethasone Suppression Test High-speed Videomicroscopy of Ciliary Motility Histochemistry Histology HIV Screen HLA-B27 HLA-DQB1*06:02 Typing hTERT protein unit Hydrogen Breath Test Ice Pack Test IFN-gamma ELISA IgA Antibodies IgG Immunoassay IgM Immunoassay IL-12 Measurement Immunodiffusion Immunofluorescence Immunofluorescence Microscopy Test Immunofluorescent Microscopy - Abscess Contents Immunofluorescent Microscopy - Pleural Fluid Immunofluorescent Microscopy - Sputum Immunoglobulin Assays Immunohistochemistry Immunological Neutralization Tests Immunophenotyping of Blast Cells In Vivo Confocal Microscopy Indirect Haemagglutination Test Indirect Immunofluorescent Ab Test - IFA Induction of Sickling Inf Petrosal Sinus Sample - ACTH Inositol Polyphosphate 5-Phosphatase Activity INS Gene Mutation Analysis Insulin Receptor Binding Studies (fibroblasts) Insulin Suppression Test Insulin Tolerance Test Intestinal Biopsy Intracutaneous Test Intraocular Pressure Measurement Intravenous Urogram Intrinsic Factor Antibody Titre Iodine 131 Benzylguanidine Scan Jejunal Biopsy Joint Aspiration / M C & S Joint X Rays Karyotyping Studies KCCT KCNJ11 Gene Mutation Analysis Kidney Biopsy KIT Gene Mutation Analysis (Piebaldism) KRT14 Gene Sequencing Labial Gland Biopsy Lactate Dehydrogenase LDH Laporoscopy Laryngoscopy Latex Agglutination Tests Leishmanin Skin Test Leucocyte Alkaline Phosphatase Score Leucocytes Incubate C 14 Sphingomyelin Lewis Blood Group Ags LH and FSH Liver Biopsy Liver Copper Level Liver Function Tests Liver-kidney Microsomal Type 1 Antibody LMX1B Gene Sequencing LRP5 Gene Analysis (Osteoporosis-pseudoglioma syndrome) Lumbar Puncture-Spinal Tap Lung Biopsy Lung Function Tests Lung Tomogram Lymph Node Biopsy Lymphangiography Lymphocyte Cultures Lymphocyte Function Assessment Lymphocytes Mammography MATN3 Gene Sequencing MED Gene Panel (COMP/MATN3/COL9A1/COL9A2/COL9A3) MEN1 Gene Sequencing Microscopy - Colonic Exudate Microscopy - Dark Ground Microscopy - Jejunal Fluid Microscopy - Motile Trophozoites Contain RBCs Microscopy - Semen Microscopy - Slide Microscopy - Stool Microscopy - Urine Mid Stream Specimen Urine Mitochondrial DNA analysis Mitochondrial DNA m.8344A>G Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>C Mutation Analysis Mitochondrial DNA MT-ATP6 m.8993T>G Mutation Analysis Molecular Genetics Studies Monospot Test MR Angiography MR Cholangiography MRI - Foetus MRI - Pelvis MRI Affected Area (for cartilage cap assessment) MRI Brain (for white matter changes) MRI Brain with Special Sequences MRI Scan MRI Scan - Abdomen MRI Scan - Adrenals MRI Scan - Bones MRI Scan - Brain MRI Scan - Kidney MRI Scan - Knee MRI Scan - Liver MRI Scan - Muscles MRI Scan - Optic Nerve Chiasm MRI Scan - Pituitary MRI Scan - Spine MSMD Gene Panel (IFNGR1, IFNGR2, STAT1, IL12B, IL12RB1) MSSU - early am Multiple Sleep Latency Test (MSLT) Muscle Phosphorylase Activity Assay Muscle Biopsy Muscle Biopsy - Foetus Myelography Nasal Brushings Nasal Nitric Oxide Measurement Nasal Wash / Aspirate Nasopharyngeal Swab NBN Gene Mutation Analysis NEB Gene Mutation Analysis Needle Biopsy Thyroid Neonatal Screen Nerve Biopsy Nerve Conduction Studies Upper and Lower Limbs Nerve Conduction Study Neutrophils Newborn screen - serum citrulline raised Nitroblue Tetrazolium (NBT) Dye Test Nonspecific Cold Agglutinins Nuclear Magnetic Resonance Spectroscopy OCA2 Gene Mutation Analysis Occupational Therapy Assessment OCRL Gene Mutation Analysis Oesophageal Manometry Oestradiol Opthalmology Assessment Optical Coherence Tomography Oral Fructose Test Oral Galactose Test Orbital X Ray Osmotic Fragility Test OTC Gene Analysis (Ornithine Transcarbamylase deficiency) Otoscopy Oxygen Saturation Monitoring PABPN1 Gene Analysis (OPMD repeat expansion) PAH Gene Mutation Analysis (Phenylketonuria) PANK2 Gene Mutation Analysis Parathyroid Hormone Intact (PTH) Parathyroid Ultrasound Parietal Cell Antibody Titre Partial Thromboplastin Time Pathergy Paul Bunnell Test PCCA Gene Mutation Analysis (Propionic Acidaemia) PCCB Gene Mutation Analysis (Propionic Acidaemia) PCD Gene Panel (Ciliary Dyskinesia) Pelvic Examination Perchlorate Discharge Test (iodide organification defect) Percutaneous Lung Aspiration Percutaneous Transhepatic Cholangiogram Pericardial Biopsy Peripheral Red Blood Cell Fluorescence Peritoneal Biopsy PET - CT Scan Phenylalanine Loading Test Philadelphia Chromosome PHOX2B Gene Analysis (CCHS) Plain Abdominal X Ray Plasma ACTH Level Plasma Acylcarnitine Profile Plasma Albumin Plasma Alkaline Phosphatase Plasma Amino Acids Plasma Amylase Plasma Calcitriol Plasma Calcium Plasma Catecholamines Plasma Cortisol Plasma Creatinine Plasma Creatinine Phosphokinase Plasma Fluorescence Spectroscopy Plasma Free Metanephrines Plasma Fructose Plasma Gamma-glutamyl Transpeptidase Plasma Glucose Plasma Histamine Plasma Insulin Plasma Magnesium Plasma Metanephrines Plasma Normetanephrines Plasma Ornithine Level Plasma Osmolality Plasma Parathyroid Hormone Plasma Phosphate Plasma Porphyrins Plasma Potassium Plasma Prolactin Plasma Proline Levels Plasma Protein Electrophoresis Plasma Sodium Plasma Total Protein Plasma TSH Plasma Urate Plasma Urea Plasma Xanthine / Hypoxanthine Plasma Zinc Pleural Biopsy Pleural Fluid Culture Pleural Fluid Stain Pleural Fluid Tap PLP1 Gene Analysis (Pelizaeus-Merzbacher disease) PNKD Gene Analysis (Paroxysmal nonkinesigenic dyskinesia) Polygraphic Respiratory Recordings Polymerase Chain Reaction - PCR Polysomnography Polysomnography Overnight Positron Emission Tomography Studies Precipitin Tests - IgM Prolactin Protein Microarray ( Protein Chip ) Prothrombin Time - PT Proton magnetic resonance spectroscopy PRSS1 Gene Mutation Analysis (Hereditary pancreatitis) Psychometric Testing Pulse Oximetry Pyelography Quantitative Blood Phenylalanine Level Quantitative Buffy Coat Test Radioactive Copper Uptake Radioactive Iodine Uptake Radioimmunoassay Radioisotope Scan Liver Spleen Radionuclide Imaging RB1 Gene Mutation Analysis (Retinoblastoma) Rectal Biopsy Rectal Submucosa Biopsy Rectal Swab Red Cell Analysis Red Cell Epimerase Activity Assay Red Cell Galactokinase Assay Red Cell Mass - Cr51 Tagged Red Cells Red Cell Protoporphyrin Red Cell Transferase Activity Assay Red Green Color Vision Testing Renal Arteriography Renal Biopsy Renal Function Tests Renal Tubular PO4 Reabsorption Test Respiratory Function Tests RET Proto-oncogene Mutation Analysis RET Proto-oncogene Testing Reticulocyte Count Retinal Imaging Retrograde Pyelography Reverse Transcriptase PCR Rheumatoid Factor Ribonucleoprotein Ab Assay Rose Bengal Staining of Eyes RPR Schilling Test Schirmer Tear Test Scl-70 Antibody Semen Analysis Serology Serology - Macroagglutination Serum ACE Level Serum Acid Phosphatase Serum Alanine Serum Aldosterone Serum Alpha 1 Antitrypsin Serum Apolipoprotein B100 Serum Aquaporin-4 Antibodies (NMO-IgG) Serum B12 Serum Beta-HCG Serum Bile Acids Serum Bilirubin Serum BNP / NT-proBNP Serum Botulinum Toxin Serum C3 Complement Serum CA 19-9 Serum CA-125 Serum Caeruloplasmin Serum Calcitonin Serum Calcium Serum Carcinoembryonic Antigen (CEA) Serum Cholesterol Serum Chromagranin A Serum Chromogranin A Serum Complement Fixing CF Antibodies Serum Complement Levels Serum Copper Serum Erythropoietin Serum Ferritin Serum Folate Serum Gastrin Fasting Serum HDL Cholesterol Serum hGH Serum IgA Serum IGF-1 Serum IgG Serum Immunoglobulins Serum Iron Serum Lactate Serum Lactate Serum LDH Serum LDL Cholesterol Serum Myoglobin Serum Pancreatic Polypeptide Serum Phytanic Acid Serum Prolactin Serum Pyruvate Serum T3 Triiodothyronine Serum T4 Thyroxine Serum TIBC Serum TMAb and TgAb Serum TRAb and TMAb Serum Triglyceride Serum Tryptase Serum VEGF-D Short ACTH Test Sickle Solubility Test Sigmoidoscopy Skeletal X Rays Skin Biopsy Skin Biopsy with Histopathology Skin Fibroblast Culture Skin Prick Test - Antigenic Skull X Ray-SXR SLC26A4 Gene Analysis (Pendred syndrome) SLC45A2 Gene Mutation Analysis (OCA4) Sleep Study Sleep Study with REM Analysis Slit-Lamp Eye Examination Small Bowel Biopsy SMN1 Gene Deletion/Copy Number Analysis (Spinal Muscular Atrophy) Smooth Muscle Antibody SNAI2 Gene Mutation Analysis (Piebaldism) Somatostatin Receptor Scintigraphy Southern Blot Analysis Spectral Domain Optical Coherence Tomography (SD OCT) Sphincter EMG SPINK1 Gene Mutation Analysis (Recurrent pancreatitis) SPINK5 Gene Mutation Analysis Splenic Aspirate Splenic Biopsy Sputum Culture Sputum Examination Sputum Stain Staging Laporotomy Standard ACTH Test STK11 Gene Analysis (Peutz-Jeghers syndrome) Stool Acidity Test Stool Analysis Stool Botulinum Toxin Stool C.Botulinum Stool Cultures Stool Sugar Chromatography STS Gene Deletion/Mutation Analysis (X-linked Ichthyosis) Sucrose Breath Test Sural Nerve Biopsy Surgical Open Biopsy Lesion Swab - Culture Group A Streptococci Sweat Salinity Test Syphilis Serology Technetium Bone Scintigraphy Temporal Artery Biopsy Testis Biopsy Testosterone Thick and Thin Blood Films THRB Gene Analysis (Thyroid hormone resistance) Throat Swab Thyroid Function Tests - T3, T4, TSH Thyroid Nodule Resection Thyroid Scan Thyroid Ultrasound with FNA Tilt Table Test Tissue - Histological Staining Tissue Culture Tissue Cyst Biopsy Tissue Scrapings Total Protein TPHA / TPPA Tracheal Aspirate Transbronchial Biopsy Transoesophageal Echocardiogram TREM2 Gene Sequencing TRH Infusion Test TRH Test TSH - IMA TSH Injection - Measure T4 tTG Antibodies TYR Gene Mutation Analysis (OCA1) TYROBP (DAP12) Gene Sequencing TYRP1 Gene Mutation Analysis (OCA3) Tzanck Smear Ultrasound - Abdominal Ultrasound - Bowel Ultrasound - Foetus Ultrasound - Liver and Bile Ducts Ultrasound - Neck Ultrasound - Nerve Ultrasound - Orbit Ultrasound - Pelvis Ultrasound - Renal Ultrasound - Thyroid Ultrasound - Transvaginal Ultrasound Scan Upper Airway Biopsy Urea and Electrolytes Urinalysis Urinalysis with Protein Quantification Urinary Aldosterone Urinary Amino Acids Urinary Bicarbonate Urinary Calcium Urinary Catecholamines Urinary Chromatography Urinary Collection - 24 Hours Urinary Copper Excretion Urinary Coproporphyrins Urinary Creatinine Urinary Cyanide-Nitroprusside Reaction Urinary Enzyme Assay Urinary Fructose Urinary Glucose Urinary Histamine Urinary Magnesium Urinary Metanephrines Urinary N-methylhistamine (NMH) Urinary Organic Acids Urinary Osmolality Urinary Oxalate Urinary pH Urinary Phosphate Urinary Prostaglandin D2 Metabolite Urinary Protein Urinary Sarcosine Urinary Sodium Urinary Urea Urinary Uric Acid Urinary VMA Urinary Xanthine / Hypoxanthine Urine Alpha-Aminoadipic Semialdehyde (AASA) Level Urine Bilirubin Urine Concentration Test Urine Culture Urine Electrolytes Urine ELISA Test Urine Free Cortisol Urine Microscopy Urine Myoglobin Urine Organic Acids Urine Orotic Acid Urine Red Blood Cells Urine Specific Gravity Urobilinogen Urodynamic Studies Valsalva Maneuver Test VDRL Venography Ventilation-Perfusion (V/Q) Scan Viral Culture Viral Hepatitis Screen Virus Identification - Haemadsorption Virus Identification - Immunofluorescence Virus Isolation - Blood Virus Isolation - CSF Virus Isolation - Saliva Virus Isolation - Stools Virus Isolation - Throat Swab Virus Isolation - Tissue Culture Virus Isolation - Urine Visual Acuity Testing Visual Evoked Potentials Visual Field Check Visual Field Testing Vitamin Assay von Willebrand s Factor Walk Test Watson-Schwartz Screening Test Weil-Felix Reaction Western Blot Testing Wound Swab X Ray - Abdomen X Ray - Ankles X Ray - Elbow X Ray - Hip X Ray - Knee X Ray - Long Bones X Ray - Shoulder X Ray - Skeletal Survey X Ray - Skull X Ray - Vertebrae X Ray - Wrists X Rays - Kidney Ureter Bladder X-ray Ankles and Wrists X-ray Hands and Feet (for bone cysts) X-ray Hands and Wrists X-ray Hips AP and Lateral X-ray Knees AP and Lateral X-ray Long Bones (Femur/Tibia) X-ray Pelvis Xenodiagnosis	Choose Sign