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, ...

Essential thrombocythemia is a chronic condition with excessive platelet production, increasing thrombosis risk, and is often linked to JAK2, CALR, or MPL mutations. Stage 1 ET is manageable with ...

Platelets are tiny cell fragments in your blood that help form clots and stop bleeding. Nearly 50% of donated platelets go to cancer patients. With a shelf life of only five days, hospitals rely on a ...