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Blood Culture
This blood test finds out if you have an infection that affects your whole body, not just one part.
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Blood Smear
This test looks at the appearance, number, and shape of your red and white blood cells and platelets to see whether they are normal.
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Alpha-1 Antitrypsin
This test checks to see if a liver disorder or lung disease is caused by a genetic disorder called alpha-1 antitrypsin deficiency.
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Alpha-Fetoprotein (Amniotic Fluid)
This test checks a sample of amniotic fluid. The sample can help tell if your baby has a birth defect called an open neural tube defect.
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Alpha-Fetoprotein (Maternal Blood)
If you are pregnant, this test looks for a fetal substance called alpha-fetoprotein in your blood. Higher levels of AFP may mean your fetus has a birth defect.
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Alpha-Fetoprotein Tumor Marker (Blood)
This test looks for a protein in your blood that may mean that you have liver cancer or one of several other cancers.
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ALT
This test measures the amount of a certain enzyme in your blood. High levels are a sign of liver damage.
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Ammonia
This test checks the amount of ammonia in your blood. Ammonia may build up in your body if you have kidney or liver failure.
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Amphetamine Screen (Urine)
This test detects the presence of amphetamine in your urine. This drug can show up in your urine long after you've taken it.
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