https://www.mayoclinic.org/diseases-conditions/thrombocytosis/symptoms-causes/syc-20378315

Sep 13, 2018 ... This condition occurs when your body produces too many platelets, the cells that help blood clot. Thrombocytosis can cause clotting or ...

https://my.clevelandclinic.org/health/diseases/13350-thrombocytosis

Learn about thrombocytosis and high platelet count from the Cleveland Clinic, ... in which abnormal cells in the bone marrow cause an increase in platelets.

https://www.nhlbi.nih.gov/health-topics/thrombocythemia-and-thrombocytosis

This condition occurs if another disease, condition, or outside factor causes the platelet count to rise. For example, 35 percent of people who have high platelet ...

https://www.medicinenet.com/what_does_high_platelet_count_mean/ask.htm

An elevated platelet count is known as thrombocytosis. There are a number of causes, including chronic inflammation.

https://www.verywellhealth.com/things-that-elevate-your-platelet-count-401336

In both children and adults, infections are the most common cause of an elevated platelet count. This elevation can be extreme, with platelet counts greater than ...

https://www.merckmanuals.com/professional/hematology-and-oncology/thrombocytopenia-and-platelet-dysfunction/overview-of-platelet-disorders

Overview of Platelet Disorders - Etiology, pathophysiology, symptoms, signs, ... even those in which platelets are increased, may cause defective formation of ...

https://www.merckmanuals.com/home/blood-disorders/myeloproliferative-disorders/secondary-thrombocythemia

Secondary Thrombocythemia - Learn about the causes, symptoms, diagnosis & treatment from the ... Treatment is aimed at the cause of the platelet elevation.

https://www.ascopost.com/issues/march-15-2012/how-i-work-up-the-patient-with-thrombocytosis/

Mar 15, 2012 ... Thrombocytosis is defined as a platelet count greater than 400 × 109/L. In ... Causes of primary thrombocytosis include myeloproliferative ...

https://www.lls.org/myeloproliferative-neoplasms/essential-thrombocythemia/diagnosis

Several conditions can cause an increase in platelets (known as "reactive thrombocythemia"), ... In patients with ET, the platelet count is higher than normal.

https://www.uptodate.com/contents/approach-to-the-patient-with-thrombocytosis

Jan 9, 2019 ... Thrombocytosis refers to an increased platelet count which, in this review, ... Clinical manifestations and diagnosis of specific causes of ...