Allergy Skin Test
An allergy skin test checks for an allergic reaction by placing allergy-causing substances called allergens on or below …
7 min readA comprehensive A–Z reference of 302 medical tests from MedlinePlus (National Library of Medicine). Covers lab tests, diagnostic procedures, and screening tools.
This section provides a comprehensive A–Z reference of 302 medical tests from MedlinePlus, a service of the National Library of Medicine (NIH). Each article explains what the test is used for, why a doctor may order it, how to prepare, what to expect, and what results may mean.
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An allergy skin test checks for an allergic reaction by placing allergy-causing substances called allergens on or below …
7 min readAn AFP (alpha-fetoprotein) tumor marker test measures AFP in your blood. High levels may be a sign of cancer of the …
7 min readAlpha-1 antitrypsin (AAT) is a protein that protects the lungs and liver from damage. AAT testing is used to diagnose a …
7 min readAn alpha-fetoprotein (AFP) test is a blood test done during pregnancy to check your baby's risk for birth defects …
6 min readAn ALT blood test checks the health of your liver. ALT is a liver enzyme that gets released into your blood when liver …
6 min readAn ammonia levels test measures the amount of ammonia (NH3) in your blood. High ammonia levels can cause serious brain …
7 min readAmniocentesis is done during pregnancy to remove and test a sample of amniotic fluid. It checks for genetic disorders …
7 min readAn amylase test measures levels of amylase in your blood or urine. Abnormal levels may mean you have a disorder of the …
7 min readAn antinuclear antibody test checks to see if you have an autoimmune disorder, a condition where your immune system …
5 min readThe anion gap blood test provides information on the acidity of your blood by measuring electrically charged minerals in …
5 min read