Platelet 360 refers to a platelet value of 360×10^9/L, which is mildly elevated and may be due to physiological or pathological reasons. 1. Physiological causes: mild platelet elevation is mostly due to physiological causes of stress, such as mental stress, work fatigue, do not pay attention to rest and so on. This kind of platelet elevation is mostly transient, after improving these bad habits, most of the platelets can be reduced, such as regular work and rest, relaxation, proper rest, etc., no drug treatment is needed for the time being. 2. Pathological causes: platelets of 360×10^9/L may be caused by pathological reasons. Proliferative diseases of the blood system may also lead to platelet elevation, such as primary thrombocythemia, chronic granulocytic leukemia and so on. If patients have elevated platelets, they should seek medical attention to identify the cause of the elevation and provide symptomatic treatment to avoid further elevation of platelets and delay of the condition.