A mean platelet volume (MPV) blood test measures the average size of your platelets, the tiny blood cells that help form clots to stop bleeding. It is often included in a complete blood count (CBC) ...

A complete blood count (CBC) is a common test to diagnose anemia by measuring red blood cell count, hemoglobin, and hematocrit levels. Iron deficiency is a common cause of anemia, and doctors may ...

Exocrine pancreatic insufficiency (EPI) causes clay-colored, greasy stools that smell foul. A stool test to check for low levels of the elastase enzyme can help diagnose the condition. The pancreas ...