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Calcium (Urine)
This test measures the level of calcium in your urine. If too much calcium builds up in your urine, you may be at risk for kidney stones.
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Campylobacter Culture (Stool)
This test looks for harmful bacteria called Campylobacter in a culture sample from a bowel movement (stool).
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Cannabinoid Screen and Confirmation (Urine)
This is a 2-part test to look for THC, the active ingredient in marijuana, in your urine. It's considered quite accurate.
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Carbon Dioxide (Blood)
This test measures the amount of carbon dioxide in your blood. Normally, carbon dioxide in your bloodstream causes no problems, but if you have far too much or too little of it, you may have a disease or a medical emergency.
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Carcinoembryonic Antigen
This test measures a protein called carcinoembryonic antigen (CEA) in your blood. This protein is present on some types of cancer cells.
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Cardiac Biomarkers (Blood)
This test measures the levels of cardiac biomarkers in your blood. Some of these markers increase after you've had a heart attack.
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Cardiolipin Antibody
This test helps your healthcare provider diagnose clotting disorders and autoimmune diseases. It measures the concentration of antibodies related to a fat molecule in your blood.
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Total and Free Carnitine
This test measures the amount of a substance called carnitine in your blood. Carnitine makes it possible for your body to digest fatty acids.
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Catecholamines (Blood)
This test measures the levels of catecholamines in your blood. The catecholamine hormones are adrenaline (epinephrine), norepinephrine, and dopamine.
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Showing 11170 - 11178 of 12618 results