Medically reviewed by Gagandeep Brar, MD Key Takeaways A high platelet count can lead to blood clots and bleeding, which can be dangerous. Reactive thrombocytosis is often linked to another cause of ...

Essential thrombocythemia (ET) is a type of myeloproliferative neoplasm (MPN), a rare blood disorder that causes an increase in the number of blood cells. Some symptoms include headaches, dizziness, ...

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 ...

Some medications can cause a low platelet count, which can lead to excessive bleeding. Heparin is the most frequent cause, but common drugs like acetaminophen and some antibiotics can also cause ...

Persistent thrombocytosis in ET increases arterial/venous thrombosis risk and, at extreme counts, acquired platelet dysfunction with hemorrhage, making risk stratification and symptom surveillance ...

A rare clotting disorder puzzled doctors during the COVID vaccine rollout. New research reveals the unlikely chain of events that causes it.