High platelets need to clarify the cause, and pathologic platelet elevation needs to be treated. 1. High platelet refers to the platelet content in the body is higher than the upper limit of normal value, if there is platelet elevation, if not treated in time, it is easy to cause thrombosis. And it will also cause certain effects on the body, such as weakness, dizziness, nausea and other adverse symptoms. 2. If platelet hyperplasia is not treated in time, with the development of the disease, its risk will continue to increase, and may be transformed into acute leukemia, etc., which requires timely and standardized treatment. Specific treatment should be based on the cause of the disease, such as primary thrombocythemia can be treated with aspirin, hydroxyurea and other drugs. Mildly elevated platelets or occasional concentrated elevation can be periodically reviewed. However, if platelets continue to rise, timely consultation should be made, with the help of doctors to identify the cause of the disease and give timely targeted treatment.