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Lactate Dehydrogenase (Blood)
This test looks at how much of the enzyme LDH you have in your blood. Higher levels of this substance could mean you've had a heart attack or other tissue damage.
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Lactose Tolerance (Blood)
This test tells whether your body is able to break down lactose, a sugar found in milk and other dairy products. If you can't digest lactose, you have lactose intolerance.
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Lactose Tolerance Hydrogen (Breath)
This test measures the amount of hydrogen gas in your breath. It can help find out if you are unable to digest milk and other dairy products.
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Lipoprotein-Associated Phospholipase A2
This test looks for a specific lipoprotein, Lp-PLA2, in your blood. The test is used to help predict your risk for cardiovascular disease and stroke.
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Lithium
This test measures and checks the amount of lithium in your blood. Lithium is a medicine used to treat certain psychiatric illnesses.
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Lecithin-Sphingomyelin Ratio (Amniotic Fluid)
This test measures two substances found in amniotic fluid near the end of pregnancy. The amounts can tell your doctor how mature your unborn baby's lungs are.
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Luteinizing Hormone (Blood)
This test measures the level of luteinizing hormone in your blood. It can help figure out the cause of infertility or diagnose a pituitary disorder. Read on to learn more about this test.
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Magnesium (Blood)
This test measures the amount of magnesium in your blood. Too little or too much of this mineral can mean you have certain health problems.
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MDMA Drug Screen (Urine)
This is a urine test to screen for MDMA, a street drug also known as Ecstasy.
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Showing 9181 - 9189 of 12675 results