Medical Test Library
RX Lab Tests A-Z
Browse indexed laboratory-test guides by test name or first letter, with small lazy-loaded result pages for fast access.
60 matching article(s).
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RBC Nuclear Scan – Indications, Procedures, Results
Bleeding scan, Tagged RBC scan; Hemorrhage - RBC scan An RBC nuclear scan uses small amounts of radioactive material to mark (tag) red blood…
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RBS – Procedures, Normal Value, Causes, Symptoms
RBS (Random/High blood sugar)also spelled hyperglycemia or hyperglycæmia) is a condition in which an excessive amount of glucose circulates in the blood plasma. This…
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Rectal Biopsy – Indications, Procedure, Results
A rectal biopsy is a procedure to remove a small piece of tissue from the rectum for examination. How the Test is Performed A…
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Rectal Biopsy – Indications, Procedures, Results
Biopsy - rectum; Rectal bleeding - biopsy; Rectal polyps - biopsy; Amyloidosis - rectal biopsy; Crohn disease - rectal biopsy; Colorectal cancer - biopsy;…
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Rectal Culture – Indications, Procedures, Results
Culture - rectal Rectal culture is a lab test to identify bacteria and other germs in the rectum that can cause gastrointestinal symptoms and disease.…
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Rectal Polyps Biopsy – Indications, Procedures, Results
Rectal polyps - biopsy; Amyloidosis - rectal biopsy; Crohn's disease - rectal biopsy; Colorectal cancer - biopsy; Hirschsprung disease - rectal biopsy A rectal…
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Refraction Test – Indications, Procedures, Results
Eye test - refraction; Vision test - refraction; Refraction The refraction test is an eye exam that measures a person's prescription for eyeglasses or…
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Refraction Vision Test – Indications, Procedures, Results
Eye test - refraction; Vision test - refraction; Refraction A refraction is an eye exam that measures a person's prescription for eyeglasses or contact lenses.…
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Regadenoson Stress Test – Indications, Procedures, Results
Regadenoson stress test; CAD - nuclear stress; Coronary artery disease - nuclear stress; Angina - nuclear stress; Chest pain - nuclear stress The regadenoson…
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Renal Angiography – Renal artery stenosis arteriography
Renal angiography; Renal artery stenosis - arteriography A renal angiogram is an imaging test to look at the blood vessels in your kidneys. Your healthcare…
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Renal Artery Stenosis Arteriography – Indications, Procedures
Renal artery stenosis - arteriography Renal arteriography is a special x-ray of the blood vessels of the kidneys. The gold standard for diagnosis of…
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Renal Perfusion Scintigraphy – Indications, Procedures, Results
Renal perfusion scintiscan Renal perfusion scintigraphy; Radionuclide renal perfusion scan; Perfusion scintiscan - renal; Scintiscan - renal perfusion A renal perfusion scintiscan is a…
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Renal Perfusion Scintiscan – Indications, Procedures, Results
Renal perfusion scintigraphy; Radionuclide renal perfusion scan; Perfusion scintiscan - renal; Scintiscan - renal perfusion A renal perfusion scintiscan is a nuclear medicine test.…
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Renal scan/Renogram – Indications, Procedures, Results
Renogram; Kidney scan A renal scan is a nuclear medicine exam in which a small amount of radioactive material (radioisotope) is used to measure the function…
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Renal Tubular Epithelial Casts Test
Renal tubular epithelial casts; Waxy casts; Casts in the urine; Fatty casts; Red blood cell casts; White blood cell casts. Casts are formed in…
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Renal Vein Thrombosis Venography – Indications, Procedures
Renal vein thrombosis - venogram A renal venogram is a test to look at the veins in the kidney. It uses x-rays and a special dye…
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Renal Venogram – Indications, Procedures, Results
Venogram - renal; Venography; Venogram - kidney; Renal vein thrombosis - venogram A renal venogram is a test to look at the veins in…
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Renin Blood Test – Indications, Procedures, Results
Plasma renin activity; Random plasma renin; PRA The renin test measures the level of renin in blood. How the Test is Performed A blood sample…
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Renogram; Kidney scan – Indications, Procedures, Results
Renogram; Kidney scan A renal scan is a nuclear medicine exam in which a small amount of radioactive material (radioisotope) is used to measure the function…
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Respiratory Inductance Plethysmography Test
Respiratory inductance plethysmography; Penile pulse volume recording; Pulse volume recordings; Segmental pulse volume recordings Plethysmography is used to measure changes in volume in different…
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Respiratory Syncytial Virus Antibody test
Respiratory syncytial virus antibody test; RSV serology A respiratory syncytial virus (RSV) antibody test is a blood test that measures the levels of antibodies…
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Reticulocyte count Test – Indications, Procedure, Results
Reticulocytes are slightly immature red blood cells. A reticulocyte count is a blood test that measures the amount of these cells in the blood.…
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Reticulocyte Count Test – Indications, Procedures, Results
Anemia - reticulocyte Reticulocytes are slightly immature red blood cells. A reticulocyte count is a blood test that measures the amount of these cells…
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Retrograde Bladder Cystography – Indications, Procedures, Results
Cystography - retrograde; Cystogram Retrograde cystography is a detailed x-ray of the bladder. Contrast dye is placed into the bladder through the urethra. The urethra is…
