A platelet count is a blood test used to measure the amount of platelets in the body, according to MedlinePlus. Platelets are the part of the blood responsible for clotting, and their number can signal different types of... More »

www.reference.com Health Diagnostics & Imaging

Pregnancy, autoimmune diseases, an enlarged spleen and bacteria in the blood are reasons for a low platelet count, also known as thrombocytopenia. There are also a few medications that can contribute to low levels, inclu... More »

www.reference.com Health Medical Ranges & Levels

Generally, a count that is over 500,000 platelets per microliter of blood is considered high enough to seek the underlying cause, notes Mayo Clinic. A normal platelet range is 150,000 to 450,000 platelets. A high platele... More »

A normal platelet count following a blood test is in the range of 150,000 to 400,000 platelets per microliter, MedlinePlus reports. However, this range may differ slightly among different labs, or measurements may be rep... More »

www.reference.com Health Medical Ranges & Levels

An abnormal complete blood count test result means that red blood cells, hematocrit, hemoglobin, white blood cells or platelets in the blood are not within normal ranges, according to MedlinePlus. When any of these compo... More »

A complete blood count is a test that provides important information about the types and numbers of cells in the blood, including red blood cells, white blood cells and platelets, according to WebMD. A complete blood cou... More »

A person's blood platelet count is considered low when it is less than 150,000 platelets per microliter during a blood test and dangerously low when under 50,000, according to MedlinePlus. The Platelet Disorder Support A... More »