Dec 30, 2022 · This condition occurs when your body produces too many platelets, the cells that help blood clot. Thrombocytosis can cause clotting or bleeding problems.

Thrombocytosis involves having an elevated level of platelets in your blood. Too many platelets can cause a stroke, heart attack or clot in your blood vessels.

Jun 17, 2022 · When high platelets occur as a result of another condition, this is called thrombocytosis. This article explains what high platelet levels mean, symptoms, testing and results, treatment, and …

Apr 23, 2025 · Thrombocytosis or High Platelet Count: Learn the definition, causes (reactive & essential), symptoms, diagnosis, and treatment.

Platelets are blood cells that form in the bone marrow and help form blood clots and stop bleeding. Learn the risks, symptoms, causes, and treatment of elevated platelet counts in the body.

Dec 13, 2025 · Explore why platelet counts spike, potential health impacts, and some of the management strategies for maintaining a healthy blood profile.

Mar 24, 2022 · Thrombocythemia and thrombocytosis are conditions in which you have a high platelet count. Learn about the symptoms and treatments for these conditions.

Nov 1, 2025 · A high platelet count means having more than 450,000 platelets per microliter of blood, which can make blood more likely to form clots. When platelet levels are too high, blood clots can …

Jul 3, 2025 · Thrombocytosis refers to an increased platelet count, which, in this review, is ≥450,000/microL (≥450 × 10 9 /L). This topic discusses our approach to the adult or child with …

High platelet count with no symptoms is often a temporary and harmless lab finding. Learn how doctors and labs interpret this report in real clinical practice.