Low platelet pressure area means that the ratio of the volume of platelets to the volume of blood volume is low. If the platelet count is too low is more dangerous, easy to cause the patient bleeding tendency, or even life-threatening due to intracranial hemorrhage. It is recommended to improve the relevant examination and treat the cause. Low platelet volume means that the ratio of platelet volume to blood volume is low, which means that the platelet count in the blood is too low. When the platelet count is too low, thrombocytopenia may develop. Thrombocytopenia can cause patients to experience bleeding from various organs such as the skin mucous membranes, nasal passages, gums, and urinary system. Low platelet pressure can be seen in primary immune thrombocytopenia, aplastic anemia, acute leukemia and so on. It is recommended that the patient improve the relevant examination in time and treat the cause.