A person can have low blood platelet count, or thrombocytopenia, because of genetic history or medical conditions, according to Mayo Clinic. Drugs such as those used in chemotherapy can also cause a low platelet count. More »

Thrombocytopenia, or low platelet count, can run in families or be a result of some drugs and medical conditions, according to WebMD. Viral infections, including chickenpox and hepatitis C, can be causes. More »

www.reference.com Health Medical Ranges & Levels

Trapping of platelets in the spleen, reduced production of platelets, and increased platelet breakdown can all lead to low platelet count, according to Mayo Clinic. The blood normally has between 150,000 and 450,000 plat... More »

www.reference.com Health Medical Ranges & Levels

Low platelet count, or thrombocytopenia, is caused by such conditions as an enlarged spleen, which may trap too many platelets and remove them from blood circulation; bone marrow destruction due to cancer and its treatme... More »

A patient with abnormally low blood platelet count displays a condition called thrombocytopenia, according to Mayo Clinic. Thrombocytopenia, with symptoms of abnormal bruising or bleeding, can be diagnosed by a blood tes... More »

www.reference.com Health Medical Ranges & Levels

The dangers of a low blood platelet count, or thrombocytopenia, are internal bleeding, including brain bleeds, that can become dangerous, according to Mayo Clinic. Women with thrombocytopenia have periods that are heavie... More »

A low white blood cell count and low blood platelet count can mean a patient has myelodysplastic syndrome, according to the MDS Foundation and Mayo Clinic. MDS is a group of disorders of the bone marrow. More »