Dec 30, 2022 · Thrombocytosis (throm-boe-sie-TOE-sis) is a disorder in which your body produces too many platelets. It's called reactive thrombocytosis or secondary thrombocytosis when the cause is an underlying condition, such as an infection.

Sep 26, 2024 · Thrombocytosis refers to an increased platelet count which, in this review, is ≥450,000/microL (≥450 x 10 9 /L). This topic discusses our approach to the adult or child with unexplained thrombocytosis.

Sep 12, 2022 · Thrombocytosis involves having an elevated level of platelets in your blood. Platelets are blood cells that form clots to stop bleeding. There are two main types of thrombocytosis: essential thrombocythemia and reactive …

Mar 24, 2022 · Thrombocytosis occurs when another disease or condition causes you to have a high platelet count. People who have thrombocytosis have normal platelets and a lower risk of blood clots and bleeding than people who have thrombocythemia.

Jan 27, 2024 · When there are too many platelets in the blood, this is referred to as thrombocytosis. A normal platelet count is 150,000 to 450,000 platelets per microliter (mcL) of blood. A diagnosis of thrombocytosis is made when platelets are higher than 450,000 per mcL. This article discusses the types, symptoms, causes, and diagnosis of thrombocytosis.

Aug 6, 2024 · Secondary thrombocytosis, also known as reactive thrombocytosis, is characterized by an abnormally high platelet count in the absence of chronic myeloproliferative disease due to underlying conditions, infections or diseases, inflammation, hemorrhage, or certain medications.

Mar 19, 2025 · Symptoms of a high platelet count (thrombocytosis) range from mild bruising to serious blood clots. Learn more about the causes and how they're treated.

Aug 19, 2024 · Thrombocytosis is defined as a platelet count above the upper limit of the normal range (450 x 10 9 /L in adults). This article aims to outline diagnosis, investigation and management of patients with thrombocytosis and to highlight possible complications.

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 more. It also discusses the causes of high platelets, including thrombocytosis and thrombocythemia.

Jun 8, 2011 · Most common cause of thrombocytosis, accounting for 85% of cases. A reaction to another process, such as inflammation, infection, cancer, or iron deficiency. Rarely causes complications even with extremely elevated platelet counts (>1,000,000/microL).