Platelets are small, anucleate blood cells that play an essential role in hemostasis. Their primary task is to recognize vascular injury, become activated, and aggregate via their surface receptor ...

A high platelet count indicates too many of the small cells (platelets) that help form blood clots. This can cause dangerous clots and bleeding. Also called thrombocytosis or thrombocythemia, ...

Neutropenia involves a low neutrophil count, and thrombocytopenia involves a low platelet count. Certain conditions, infections, or medications may cause reduced levels of both. Neutropenia and ...

Heart disease is one of the leading causes of death in many Western countries. A major form of heart disease is called ...