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Parvovirus
This test checks for a current or past infection with the virus that causes fifth disease in children.
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Phenobarbital
This test measures the amount of the medicine phenobarbital in your blood. Phenobarbital is used to treat epilepsy.
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Phenytoin
This test checks the level of the seizure medicine phenytoin (Dilantin) in your blood.
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Phosphorus
This blood test checks the level of phosphorus in your body.
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Phenylketonuria (PKU)
This test checks newborns for PKU, a condition that can cause brain damage and severe intellectual disability if not treated.
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Plasmodium (Blood)
This test looks for Plasmodium parasites in your blood. The parasites cause malaria, a serious disease that can be fatal if left untreated.
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Platelet Antibody
This test looks for platelet antibodies in your blood to find out the cause of a low platelet count.
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Platelets
This test measures the number of platelet cells in your blood. It can give your doctor valuable information about how well your blood clots stop bleeding, how well your bone marrow is working, and diseases that affect your platelet count.
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Pneumocystis Jirovecii (Tissue, Fluid)
This test looks for P. jirovecii fungus in your lung tissue or in fluid from a lung. This fungus causes pneumocystis pneumonia.
Learn More Pneumocystis Jirovecii (Tissue, Fluid)
Showing 1585 - 1593 of 10395 results