Thrombocytopenia
Thrombocytopenia I. Problem/Condition. The normal platelet count is usually between 150,000 to 400,000/µL. The number represents the balance between platelet production, storage/pooling and degradation. Thrombocytopenia is generally defined as a platelet count of less than 150,000/µL. Platelet counts are regulated by thrombopoietin, a hormone produced by the liver. This hormone acts on hematopoietic cells to…