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.
395 matching article(s).
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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…
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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…
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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.…
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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.…
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ABO Blood Typing – Indications, Procedures, Results
ABO blood typing; Blood group; Anemia - immune hemolytic blood type; ABO blood type; A blood type; AB blood type; O blood type Blood…
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Absolute Eosinophil Count Test – Indications, Procedure, Result
An absolute eosinophil count is a blood test that measures the number of white blood cells called eosinophils. Eosinophils become active when you have…
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Absolute Eosinophil Count Test – Indications, Procedure, Result
An absolute eosinophil count is a blood test that measures the number of white blood cells called eosinophils. Eosinophils become active when you have…
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ACE Test – Indications, Procedure, Results
The ACE test measures the level of angiotensin-converting enzyme (ACE) in the blood. The ACE test measures the level of angiotensin-converting enzyme (ACE) in…
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Acetylcholine Receptor Antibody – Indications, Procedure, Results
Acetylcholine receptor antibody is a protein found in the blood of most people with myasthenia gravis . The antibody affects a chemical that sends signals from nerves to…
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Acetylcholine Receptor Antibody Test – Indications, Procedure, Results
Acetylcholine receptor antibody is a protein found in the blood of most people with myasthenia gravis . The antibody affects a chemical that sends signals from nerves to…
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Acetylcholine Receptor Antibody Test – Indications, Procedure, Results
Acetylcholine receptor antibody is a protein found in the blood of most people with myasthenia gravis. The antibody affects a chemical that sends signals from nerves…
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Acid Loading Test – Indications, Procedure, Results
The acid loading test (pH) measures the ability of the kidneys to send acid to the urine when there is too much acid in…
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Acid-fast Stain Test – Indications, Procedure, Results
The acid-fast stain is a laboratory test that determines if a sample of tissue, blood or other body substance is infected with the bacteria…
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ACTH Blood Test – Indications, Procedure, Results
The ACTH test measures the level of adrenocorticotropic hormone (ACTH) in the blood. ACTH is a hormone released from the pituitary gland in the…
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Alanine transaminase (ALT) blood test
The alanine transaminase (ALT) blood test measures the level of the enzyme ALT in the blood. How the Test is Performed A blood sample is needed. How to…
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Alanine transaminase (ALT) blood test
The alanine transaminase (ALT) blood test measures the level of the enzyme ALT in the blood. How the Test is Performed A blood sample is needed. How to…
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Albumin Blood (serum) Test – Indications, Procedure, Results
Albumin is a protein made by the liver. A serum albumin test measures the amount of this protein in the clear liquid portion of…
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Aldolase Blood Test – Indications, Procedure, Results
Aldolase is a protein (called an enzyme) that helps break down certain sugars to produce energy. It is found in a high amount of…
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Aldosterone Blood Test – Indications, Procedure, Results
The aldosterone blood test measures the level of the hormone aldosterone in blood. Aldosterone can also be measured using a urine test. How the Test…
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Alkaline phosphatase (ALP) – Indications, Procedure, Results
Alkaline phosphatase (ALP) is a protein found in all body tissues. Tissues with higher amounts of ALP include the liver, bile ducts, and bone. A blood…
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Alkaline phosphatase (ALP) Test – Indications, Procedure, Results
Alkaline phosphatase (ALP) is a protein found in all body tissues. Tissues with higher amounts of ALP include the liver, bile ducts, and bone. A blood…
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Alpha-1 Antitrypsin Blood Test – Indications, Procedure, Results
Alpha-1 antitrypsin (AAT) deficiency is a clinically under-recognized genetic disorder that causes the defective production of alpha-1 antitrypsin protein. AAT protein protects the body…
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Ammonia Blood Test – Indications, Procedure, Results
The ammonia test measures the level of ammonia in a blood sample. How the Test is Performed A blood sample is needed. How to Prepare for…
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Ammonia Blood Test – Indications, Procedure, Results
The ammonia test measures the level of ammonia in a blood sample. How the Test is Performed A blood sample is needed. How to Prepare for…
