A low platelet pressure product usually means a decrease in the number of platelets per unit of blood volume. A simple low platelet pressure is usually not enough to make a definitive diagnosis of whether or not a disease is causing the condition, so it is recommended that other tests, such as red blood cell, white blood cell, and hemoglobin tests, be performed at the same time to assist in the diagnosis and treatment. Some patients may have low platelet pressure due to objective reasons, such as large amounts of intravenous rehydration, large amounts of stock blood, large amounts of plasma, etc., which can lead to an increase in plasma volume in the blood, resulting in platelet dilution and thus low platelet pressure. Generally, there is no need to worry too much, and the platelet pressure will gradually return to normal after the relevant influencing factors are removed. However, low platelet pressure may also be caused by diseases. Clinically, there are many diseases that cause low platelet pressure, such as aplastic anemia, acute leukemia, and thrombocytopenic purpura. The treatment of aplastic anemia patients mainly uses immunosuppressive drugs, hemostatic drugs, antifibrinolytic drugs, etc. to prevent infection and avoid bleeding. The patients with acute leukemia are often accompanied by splenomegaly, so in addition to measures such as feeding concentrated red blood cells, giving antibiotics to prevent infection and chemotherapy, splenectomy may also be performed if necessary. There are many types of thrombocytopenic purpura, for example, immune thrombocytopenic purpura is mainly treated with glucocorticoids, immunoglobulin and other medications, but if there is still severe bleeding after treatment, surgery should be promptly taken. In addition, diseases such as advanced myelofibrosis, diffuse intravascular coagulation, radiation injury, immune thrombocytopenia, post-transfusion thrombocytopenia, and megaloblastic anemia may also cause low platelet pressure volume, and due to the wide variety of diseases, targeted treatment should be performed after the cause is clearly identified.