Disease A-Z Library
24-hour urinary aldosterone excretion test
The 24-hour urinary aldosterone excretion test measures the amount of aldosterone removed in the urine in a day. Aldosterone can also be measured with a blood test....
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Rx Lab Test (A – Z)
Browse plain-English disease and condition guides, including symptoms, causes, diagnosis, treatment options, prevention, and when to seek medical care.
972 articlesUpdated medical education library
Diseases A-Z
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A
- A1C Test – Indications, Procedures, Results
- Abdominal CT scan – Uses, Indications, Procedure, Result
- Abdominal Magnetic Resonance Imaging Scan
- Abdominal Sonogram – Indications, Procedures, Results
- Abdominal Tap – Indications, Procedure, Results
- Abdominal Ultrasound – Indications, Procedure, Result
- Abdominal Ultrasound – Uses, Indications, Procedure, Result
- Abdominal Wall Fat Pad Biopsy – Indications, Procedure
- Abdominal Wall Fat Pad Biopsy – Indications, Procedure, Result
- Abdominal x-Ray – Indications, Procedures, Results
- Abdominal x-ray – Uses, Indications, Procedure, Result
- Abdominal x-ray – Uses, Indications, Procedure, Result
- ABO Blood Typing – Indications, Procedures, Results
- Absolute Eosinophil Count Test – Indications, Procedure, Result
- Absolute Eosinophil Count Test – Indications, Procedure, Result
- ACE Test – Indications, Procedure, Results
- Acetylcholine Receptor Antibody – Indications, Procedure, Results
- Acetylcholine Receptor Antibody Test – Indications, Procedure, Results
- Acetylcholine Receptor Antibody Test – Indications, Procedure, Results
- Achilles Tendon Rupture; Causes, Symptoms, Test, Treatment
- Acid Loading Test – Indications, Procedure, Results
- Acid Mucopolysaccharides Test – Indications, Procedure, Results
- Acid-fast Stain Test – Indications, Procedure, Results
- ACTH Blood Test – Indications, Procedure, Results
- ACTH Stimulation Test – Indications, Procedure, Results
- ACTH Stimulation Test – Indications, Procedures, Results
- Adenosine stress test; Regadenoson stress test
- Alanine transaminase (ALT) blood test
- Alanine transaminase (ALT) blood test
- Albumin Blood (serum) Test – Indications, Procedure, Results
- Aldolase Blood Test – Indications, Procedure, Results
- Aldosterone Blood Test – Indications, Procedure, Results
- Alkaline phosphatase (ALP) – Indications, Procedure, Results
- Alkaline phosphatase (ALP) Test – Indications, Procedure, Results
- Allergy testing For skin – Indications, Procedure, Results
- ALP Isoenzyme Test – Indications, Procedure, Results
- ALP isoenzyme test – Indications, Procedure, Results
- Alpha Fetoprotein – Indications, Procedure, Results
- Alpha Fetoprotein – Indications, Procedures, Results
- Alpha Fetoprotein Test – Indications, Procedure, Results
- Alpha-1 Antitrypsin Blood Test – Indications, Procedure, Results
- Aminoaciduria – Indications, Procedure, Results
- Aminoaciduria Test – Indications, Procedure, Results
- Aminoaciduria Test – Indications, Procedure, Result
- Aminoaciduria Test – Indications, Procedure, Results
- Ammonia Blood Test – Indications, Procedure, Results
- Ammonia Blood Test – Indications, Procedure, Results
- Ammonia Blood Test – Indications, Procedure, Results
- Ammonia Test – Indications, Procedure, Results
- Amylase Blood Test – Indications, Procedure, Results
- Amylase urine Test – Indications, Procedure, Results
- An abdominal Tap – Uses, Indications, Procedure, Result
- Angina Pectoris; Causes, Symptoms, Diagnosis, Treatment
- Ankle Sprain; Types, Causes, Symptoms, Diagnosis, Treatment
- Anoscopy – Indications, Procedure, Results
- Anoscopy – Indications, Procedures, Results
- Anthrax Blood Test – Indications, Procedures, Results
- Anti-DNase B blood Test – Indications, Procedure, Results
- Anti-Gastric Parietal Cell Antibody – Indications, Procedures
- Anti-glomerular basement membrane blood test
- Anti-insulin antibody test – Indications, Procedure, Results
- Anti-P Antibody Test – Indications, Procedures, Results
- Anti-Smooth Muscle Antibody – Indications, Procedure, Result
- Antibiotic Sensitivity Analysis – Indications, Procedures, Results
- Antibody titer blood test – Indications, Procedure, Results
- Antibody Titer Blood Test – Indications, Procedures, Results
- Anticoagulant-Prothrombin Time – Indications, Procedures, Results
- Antidiuretic hormone blood test – Indications, Procedure, Result
- Antimitochondrial Antibody Test – Indications, Procedure, Results
- Antiparietal cell antibody test – Indications, Procedure, Results
- Antiparietal cell antibody test – Indications, Procedure, Result
- Antiparietal Cell Antibody Test – Indications, Procedures, Results
- Antistreptolysin O titer – Indications, Procedure, Results
- Antithrombin III Blood Test – Indications, Procedures, Results
- Antithrombin III Blood Test – Indications, Procedures, Results
- Antithyroglobulin antibody – Indications, Procedure, Result
- Antithyroglobulin Antibody – Indications, Procedures, Results
- Antithyroglobulin Antibody – Indications, Procedures, Results
- Antithyroglobulin antibody Test – Indications, Procedure, Results
- Antithyroid Microsomal Antibody – Indications, Procedure, Results
- Antithyroid microsomal antibody – Indications, Procedure, Result
- Antithyroid Microsomal Antibody – Indications, Procedures, Results
- Aortic Angiography Test – Indications, Procedure, Result
- Apgar Score Test – Indications, Procedures, Results
- Apolipoprotein CII – Indications, Procedures, Results
- Apolipoprotein Test – Indications, Procedure, Results
- Are you worried about your panis black colour, small size? Lets go for solution
- Arm CT scan – Indications, Procedure, Result
- Arm MRI scan – Indications, Procedure, Results
- Arterial Blood Gas Analysis – Indications, Procedures, Results
- Arterial Insufficiency Test of the Legs
- Arterial Stick – Indications, Procedure, Results
- Arteriography of the Extremity – Indications, Procedures, Results
- Aspergillosis precipitin Test – Indications, Procedure, Results
- Audiometry Exam Tests – Indications, Procedure, Results
- Autoimmune Liver Disease Panel – Indications, Procedure, Results
B
- B and T cell Screen – Indications, Procedure, Results
- B-cell Leukemia/Lymphoma Panel Test
- B-cell Leukemia/Lymphoma Panel Test – Indications, Procedures
- BAER – brainstem auditory evoked response
- BAER – brainstem auditory evoked response
- Barium Enema Test – Indications, Procedure, Results
- Barium Enteroclysis/MR Enteroclysis – Indications, Procedures, Results
- Bernstein Test – Indications, Procedure, Results
- Bernstein Test – Indications, Procedure, Results
- Beta-Carotene Blood Test – Indications, Procedure, Results
- Beta-Carotene Blood Test – Indications, Procedure, Results
- Bile Culture Test – Indications, Procedure, Results
- Biliary Tract Biopsy – Indications, Procedure, Results
- Biliary Tract Biopsy – Indications, Procedure, Results
- Bilirubin Blood Test – Indications, Procedure, Results
- Bilirubin Blood Test – Indications, Procedures, Results
- Biological Terrain Assessment (BTA)
- Biomicroscopy Test – Indications, Procedures, Results
- Bitewings – Indications, Procedures, Results
- Bladder Biopsy – Indications, Procedure, Results
- Bleeding Time – Indications, Contraindications
- Blood Cholesterol Test – Indications, Contraindications
- Blood Differential Test – Indications, Procedure, Results
- Blood Gases – Indications, Procedure, Results
- Blood Gases Test – Indications, Procedure, Result
- Blood Phosphorus Test – Indications, Procedures, Results
- Blood Pressure Measurement
- Blood Pressure Measurement – Indications, Procedures, Results
- Blood Sugar Test – Indications, Procedures, Results
- Blood Transfusions – Indications, Contraindications
- Blood typing – Uses, Indications, Procedure, Result
- Bone densitometry; DEXA scan – Indications, Procedures, Results
- Bone Lesion Biopsy – Indications, Procedure, Results
- Bone Lesion Biopsy – Indications, Procedure, Results
- Bone Lesion Biopsy – Indications, Procedure, Results
- Bone marrow aspiration – Indications, Procedure, Results
- Bone Marrow Aspiration – Indications, Procedures, Results
- Bone Marrow Aspiration Test – Indications, Procedure, Results
- Bone Marrow Aspiration Test – Indications, Procedures, Results
- Bone Marrow Biopsy – Indications, Procedure, Results
- Bone Marrow Biopsy – Indications, Procedure, Results
- Bone Marrow Culture – Indications, Procedure, Results
- Bone Mineral Density Test – Indications, Procedure, Results
- Bone Mineral Density Test – Indications, Procedures, Results
- Bone Scan – Indications, Procedure, Results
- Bone Scan – Indications, Procedures, Results
- Brain Natriuretic Peptide Test – Indications, Procedure, Results
- Brain Positron Emission Tomography (PET)
- Brainstem Auditory Evoked Response (BAER)
- Breast Biopsy Stereotactic – Indications, Procedures, Results
- Breast Biopsy Ultrasound – Indications, Procedures, Results
- Breast Biopsy Ultrasound Test – Indications, Procedure, Results
- Breast Leakage Prolactin Blood Test – Indications, Procedures
- Breath Alcohol Test – Indications, Procedure, Results
- Bronchoscopy – Indications, Procedure, Results
- Brown-Séquard Syndrome; Cause, Symptom, Treatment
- Buccal Smear Test – Indications, Procedures, Results
- BUN Blood Test – Indications, Procedure, Results
C
- C-Reactive Protein – Indications, Procedures, Results
- C1 Esterase Inhibitor Test – Indications, Procedure, Results
- CA-125 Blood Test – Indications, Procedure, Results
- Ca+2; Serum Calcium Test; Ca++Test
- Ca+2; Serum calcium; Ca++ Test – Indications, Procedures, Results
- Calcitonin Blood Test – Indications, Procedure, Results
- Calcium Blood Test – Indications, Procedure, Results
- Calcium Blood Test – Indications, Procedure, Results
- Calcium Blood Test – Indications, Procedures, Results
- Calcium Ionized Test – Indications, Procedures, Results
- Caloric Stimulation – Indications, Procedure, Results
- Caloric stimulation Test – Indications, Procedure, Results
- Campylobacter Serology Test – Indications, Procedure, Results
- Capillary Nail Refill Test – Indications, Procedures, Results
- Capillary Sample Test – Indications, Procedure, Results
- Capillary sample Test – Indications, Procedures, Results
- Carcinoma in Situ-Cone Biopsy – Indications, Procedures, Results
- Cardiac Catheterization – Indications, Procedures, Results
- Carotid Artery Duplex Test – Indications, Procedures, Results
- Carpal Tunnel Biopsy – Indications, Procedure, Results
- CAT Scan (Computed Tomography) – Indications, Procedure
- Catecholamine Blood Test – Indications, Procedures, Results
- Catecholamine Blood Test – Indications, Procedure, Results
- Catecholamine Blood Test – Indications, Procedure, Results
- Catecholamines Urine Test – Indications, Procedure, Results
- CEA Blood Test – Indications, Procedure, Results
- Cerebral Angiography – Indications, Procedure, Results
- Cerebral Angiography – Indications, Procedures, Results
- Cerebral spinal fluid (CSF) collection Test
- Cerebral spinal fluid (CSF) collection Test
- Cerebral Spinal Fluid (CSF) Test
- Cervical Intraepithelial Neoplasia Test
- Cervical MRI – Indications, Procedure, Results
- Cervical Punch Biopsy Test – Indications, Procedures, Results
- Cervical Spine CT Scan – Indications, Procedure, Results
- Cervical Spine CT Scan – Indications, Procedures, Results
- Cervical Spondylosis – Causes, Symptom, Diagnosis, Treatment
- Chest Examination – Indications, Procedure, Results
- Chest MRI – Indications, Procedures, Results
- Chest PET Scan – Indications, Procedures, Results
- Chikungunya Fever; Causes, Symptoms, Diagnosis, Treatment
- Chloride Test – Indications, Procedure, Results
- Cholesterol Test – Indications, Contraindications
- Chromium Blood Test – Indications, Procedure, Results
- Citric Acid Urine Test – Indications, Procedure, Results
- Clean Catch Urine Sample – Indications, Procedure, Results
- Clinical Examination of Lower Limb Deformity
- CMV Serology Test – Indications, Procedure, Results
- CO2 Blood Test – Indications, Procedure, Results
- CO2 Blood Test – Indications, Procedure, Results
- Coccydynia; Causes, Symptoms, Diagnosis, Treatment
- Cold Allergy – Defination, Causes, Symptoms, Diagnosis, Treatment
- Cold Knife Cone Biopsy – Indications, Procedure, Results
- Cold Knife Cone Biopsy Test – Indications, Procedure, Results
- Colon Cancer Sigmoidoscopy – Indications, Procedures, Results
- Colonoscopy – Indications, Procedures, Results
- Color Vision Test – Indications, Procedure, Results
- Color Vision Test – Indications, Procedures, Results
- Colostomy – Indications, Contraindications
- Colposcopy – Indications, Procedure, Results
- Colposcopy Directed Biopsy – Indications, Procedure, Results
- Complement C3 Test – Indications, Procedure, Results
- Complement component 4 – Indications, Procedure, Results
- Complement Test – Indications, Procedures, Results
- Comprehensive and Basic Metabolic Panel Test
- Computed Tomography angiography of Abdomen and pelvis
- Contrast CT
- Contrast-Enhanced Computed Tomography (CECT)
- Coombs Test – Indications, Procedures, Results
- Coombs Test – Indications, Procedures, Results
- Coronary Angiography – Indications, Procedure, Results
- Coronary Angiography – Indications, Procedures, Results
- Cortisol Hormon Test – Indications, Procedures, Results
- CPK Isoenzymes Test – Indications, Procedure, Results
- CPK Isoenzymes Test – Indications, Procedures, Results
- Creatine Phosphokinase Test – Indications, Procedure, Results
- Creatine Phosphokinase Test – Indications, Procedures, Results
- Creatine Test – Indications, Procedures, Results
- Creatinine Blood Test – Indications, Procedures, Results
- Crohn Disease Test – Indications, Procedures, Results
- Cross-matching; Rh Typing; ABO Blood Typing
- CRP; Procedure, Normal Value ,Elevating Causes, Treatment
- Cryoglobulins Test – Indications, Procedures, Results
- CSF Analysis Test – Indications, Procedure, Results
- CSF Test – Indications, Procedures, Results
- CT angiography – head and neck
- CT Angiography – head and neck
- CT Angiography Chest – Indications, Procedure, Results
- CT Angiography Chest – Indications, Procedures, Results
- CT angiography Test – Indications, Procedures, Results
- CT Enteroclysis – Indications, Procedures, Results
- CT Small Bowel Enema Enteroclysis – Indications, Procedures, Results
- Culture Blood – Indications, Procedures, Results
- Cystometrogram – Indications, Procedure, Results
- Cytology exam of pleural fluid – Indications, Procedures, Results
D
- D-dimer Test – Indications, Procedure, Results
- D-Dimer Test – Indications, Procedure, Results
- D-xylose absorption – Indications, Procedures, Results
- D-xylose/Glucose Absorption Test – Indications, Procedures, Results
- Debridement – Indications, Contraindications
- Dehydroepiandrosterone/DHEA Sulfate Test
- Delta-ALA Urine Test – Indications, Procedures, Results
- Dental Plaque Test – Indications, Procedures, Results
- Dental x-rays – Indications, Procedure, Results
- Dental x-rays – Indications, Procedures, Results
- Dexamethasone Suppression Test – Indications, Procedures, Results
- Dexamethasone Suppression Test – Indications, Procedure, Results
- Dexamethasone Suppression Test – Indications, Procedures
- Diabetes Test – Indications, Procedures, Results
- Digital Rectal Exam – Indications, Procedures, Results
- Donath-Landsteiner Test – Indications, Procedures, Results
- Doppler Ultrasound Exam of an Arm or Leg
- Doppler ultrasound exam of an arm or leg
- Doppler ultrasound exam of an arm or leg
- Dorsal Penile Nerve Block – Indications, Contraindication
- Double-Balloon Enteroscopy – Indications, Procedures, Results
- Dry Eye Test; Basal Secretion Test – Indications, Procedures
- Dual- Energy X-ray Absorptiometry (DEXA)
- Dual-energy x-ray Absorptiometry – Indications, Procedures
- Duplex Ultrasound – Indications, Procedures, Results
E
- Ear Examination/ Otoscopy- Indications, Procedures, Results
- Echography – Eye and orbit ultrasound
- Echography – Indications, Procedures, Results
- EEG Test – Indications, Procedure, Results
- EGD – Indications, Procedures, Results
- Electrocardiogram – Indications, Procedures, Results
- Electrocardiogram – Indications, Contraindications
- Electroencephalogram (EEG) – Indications, Procedures, Results
- Electroencephalogram / Brain wave test
- Electromyography – Indications, Procedures, Results
- Electromyography – Indications, Procedures, Results
- Electronystagmography – Indications, Procedures, Results
- Electroretinography – Indications, Procedures, Results
- EMG; Types, Indications/Uses, Procedures, Results
- Endocervical Culture – Indications, Procedures, Results
- Endocervical Culture – Indications, Procedures, Results
- Endocervical Gram Stain – Indications, Procedures, Results
- Endometrial Biopsy – Indications, Procedure, Results
- Endometrial Biopsy – Indications, Procedures, Results
- Endoscopic Ultrasound – Indications, Procedures, Results
- Endotracheal Intubation – Indications, Procedures, Results
- Endotracheal Intubation – Indications, Procedures, Results
- Endotracheal intubation – Indications, Procedures, Results
Featured articles
Disease A-Z Library
24-Hour Urine Copper Test – Indications, Procedures, Results
Quantitative urinary copper The 24-hour urine copper test measures the amount of copper in a urine sample. How the Test is Performed A 24-hour urine sample...
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5-HIAA Urine Test – Indications, Procedures, Results
HIAA; 5-hydroxy indole acetic acid; Serotonin metabolite 5-Hydroxyindoleacetic acid (5-HIAA) is the main metabolite of serotonin. In the chemical analysis of urine samples, 5-HIAA is used to determine serotonin levels in the body.5-HIAA...
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A1C Test – Indications, Procedures, Results
HbA1C test; Glycated hemoglobin test; Glycohemoglobin test; Hemoglobin A1C; Diabetes – A1C; Diabetic – A1C A1C is a lab test that shows the average level of...
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Abdominal CT scan – Uses, Indications, Procedure, Result
An abdominal CT scan is an imaging method. This test uses x-rays to create cross-sectional pictures of the belly area. CT stands for computed tomography. How...
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Abdominal Magnetic Resonance Imaging Scan
An abdominal magnetic resonance imaging scan is an imaging test that uses powerful magnets and radio waves. The waves create pictures of the inside of the...
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Abdominal Sonogram – Indications, Procedures, Results
Abdominal sonogram; Right upper quadrant sonogram Abdominal ultrasound is a type of imaging test. It is used to look at organs in the abdomen, including the liver, gallbladder,...
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Abdominal Tap – Indications, Procedure, Results
Peritoneal tap; Paracentesis; Ascites – abdominal tap; Cirrhosis – abdominal tap; Malignant ascites – abdominal tap An abdominal tap is used to remove fluid from the...
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Abdominal Ultrasound – Indications, Procedure, Result
Abdominal ultrasound is a type of imaging test. It is used to look at organs in the abdomen, including the liver, gallbladder, spleen, pancreas, and kidneys. The blood...
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Abdominal Ultrasound – Uses, Indications, Procedure, Result
Abdominal ultrasound is a type of imaging test. It is used to look at organs in the abdomen, including the liver, gallbladder, spleen, pancreas, and kidneys. The blood...
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Abdominal Wall Fat Pad Biopsy – Indications, Procedure
An abdominal wall fat pad biopsy is the removal of a small part of the abdominal wall fat pad. How the Test is Performed Needle aspiration is the...
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Abdominal Wall Fat Pad Biopsy – Indications, Procedure, Result
An abdominal wall fat pad biopsy is the removal of a small part of the abdominal wall fat pad. How the Test is Performed Needle aspiration is the...
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Disease A-Z Library
Mesenteric Angiography – Indications, Procedures, Results
Abdominal arteriogram; Arteriogram – abdomen; Mesenteric angiogram Mesenteric angiography is a test used took look at the blood vessels that supply the small and large intestines....
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Mediastinoscopy – Indications, Procedures, Results
Mediastinoscopy with biopsy is a procedure in which a lighted instrument (mediastinoscope) is inserted in the space in the chest between the lungs (mediastinum). Tissue is taken (biopsy)...
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RBC indices – Indications, Procedures, Results
Erythrocyte indices; Blood indices; Mean corpuscular hemoglobin (MCH); Mean corpuscular hemoglobin concentration (MCHC); Mean corpuscular volume (MCV); Red blood cell indices Red blood cell (RBC) indices...
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Sinus MRI scan – Indications, Procedures, Results
MRI of the sinuses; Magnetic resonance imaging – sinuses; Maxillary sinus MRI A magnetic resonance imaging (MRI) scan of the sinuses creates detailed pictures of the...
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PPD Skin Test – Indications, Procedures, Results
Purified protein derivative standard; TB skin test; Tuberculin skin test; Mantoux test The PPD skin test is a method used to diagnose silent (latent) tuberculosis (TB) infection. PPD...
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Mammography – Indications, Procedures, Results
Mammography; Breast cancer – mammography; Breast cancer – screening mammography; Breast lump – mammogram; Breast tomosynthesis A mammogram is an x-ray picture of the breasts. It is used...
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D-xylose absorption – Indications, Procedures, Results
Xylose tolerance test; Diarrhea – xylose; Malnutrition – xylose; Sprue – xylose; Celiac – xylose D-xylose absorption is a laboratory test to determine how well the...
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What Is Magnetic Resonance Imaging (MRI)?
A magnetic resonance imaging (MRI) scan is an imaging test that uses powerful magnets and radio waves to create pictures of the body. It does not...
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Magnetic Resonance Angiography (MRA) –
MRA; Angiography – magnetic resonance Magnetic resonance angiography (MRA) is an MRI exam of the blood vessels. Unlike traditional angiography which involves placing a tube (catheter) into...
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Serum Magnesium Test – Indications, Procedures, Results
Magnesium – blood A serum magnesium test measures the level of magnesium in the blood. How the Test is Performed A blood sample is needed. How to Prepare...
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Lymphangiogram – Indications, Procedures, Results
Lymphography; Lymphangiography A lymphangiogram is a special x-ray of the lymph nodes and lymph vessels. Lymph nodes produce white blood cells (lymphocytes) that help fight infections....
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Lyme Disease Blood Test – Indications, Procedures, Results
Lyme disease serology; ELISA for Lyme disease; Western blot for Lyme disease The Lyme disease blood test looks for antibodies in the blood to the bacteria...
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Pulmonary PET scan – Indications, Procedures, Results
A Pulmonary positron emission tomography (PET) scan is an imaging test that uses a radioactive substance (called a tracer) to look for diseases in the lungs such...
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Lung Plethysmography – Indications, Procedures, Results
Pulmonary plethysmography; Static lung volume determination; Whole-body plethysmography Lung plethysmography is a test used to measure how much air you can hold in your lungs. How the Test...
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Lung PET scan – Indications, Procedures, Results
A lung positron emission tomography (PET) scan is an imaging test that uses a radioactive substance (called a tracer) to look for diseases in the lungs such...
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Lung needle biopsy – Indications, Procedures, Results
Transthoracic needle aspiration; Percutaneous needle aspiration A lung needle biopsy is a method to remove a piece of lung tissue for examination. If it is done...
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Pulmonary Function Tests – Indications, Procedures, Results
PFTs; Spirometry; Spirogram; Lung function tests Pulmonary function tests are a group of tests that measure breathing and how well the lungs are functioning. How the...
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Lung Diffusion Testing – Indications, Procedures, Results
Diffusing capacity; DLCO test Lung diffusion testing measures how well the lungs exchange gases. This is an important part of lung testing because the major function of...
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Cytology exam of pleural fluid – Indications, Procedures, Results
Pleural fluid cytology; Lung cancer – pleural fluid A cytology exam of pleural fluid is a laboratory test to detect cancer cells and certain other cells in the area...
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Lumbosacral spine x-ray – Indications, Procedures, Results
X-ray – lumbosacral spine; X-ray – lower spine A lumbosacral spine x-ray is a picture of the small bones (vertebrae) in the lower part of the spine. This...
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