The survival time of patients with thrombocytopenia is related to its cause and severity. Primary thrombocytopenic purpura is a benign and reversible disease and will not affect the life expectancy of patients, but those with severe thrombocytopenia may have severe visceral bleeding, such as gastrointestinal bleeding, cerebral hemorrhage and other lethal complications; pharmacological or infectious thrombocytopenia is usually a transient thrombocytopenia, which is not harmful to health and will not affect life expectancy; thrombocytopenia caused by acute leukemia can be cured if timely and effective If thrombocytopenia caused by acute leukemia can be cured with timely and effective treatment, the survival period is no different from that of normal people; however, thrombocytopenia caused by highly malignant leukemia, patients can die in a short time, usually not more than six months. Patients with platelet deficiency should seek prompt medical attention to find the cause of the disease and treat the cause. Symptomatic treatment such as hemostatic drugs or platelet transfusions can be given at the same time, and attention should be paid to strict bed rest, controlled activity, and keeping the bowels open to reduce the risk of bleeding.