Poor hemostatic function of platelets will cause abnormal coagulation function, the main symptoms are bleeding, skin ecchymosis, and there will be dizziness, fatigue, fever, chills and other symptoms. 1. Platelets play an important role in the process of bleeding and coagulation, so when platelets have poor hemostatic function, it will lead to abnormal hemostatic function, and its main symptom is bleeding, which can be manifested as nosebleed, gum bleeding, skin petechiae, and internal bleeding, i.e., renal hemorrhage, gastrointestinal tract hemorrhage, cerebral hemorrhage, etc. If the amount of bleeding is large, it can even cause anemia. If the amount of bleeding is large, it will even cause anemia. 2. Patients may have symptoms such as dizziness, fatigue, lack of concentration, memory loss, pale skin and mucous membranes, diarrhea, constipation, loss of appetite and so on. In addition, fever, chills, headache, nausea, vomiting, palpitations and other symptoms may occur in some cases, which increases the risk of shock when the condition is severe. To summarize, when the condition of poor hemostatic function of platelets is detected, it is necessary to complete other examinations to clarify the specific causes and cooperate with doctors for active treatment.