A platelet pressure product of 0.29% is not normal and belongs to an increased platelet pressure product. Because the normal human platelet medicine and range is 0.1%-0.23%, so the platelet pressure product 0.29% belongs to the platelet pressure increase. The most common cause of increased platelet pressure is the increase in the number of platelets caused by various reasons, the increase in the number of platelets can be seen in the increase in platelet reactivity, the most common of which are various infections, inflammation, surgery, trauma, bleeding, etc., can cause an increase in the number of platelets reactivity, resulting in a significant increase in the number of platelets and pressure. In addition, primary thrombocytosis is a myeloproliferative disease, due to the abnormal increase in the number of platelets will also appear abnormally high platelet pressure, the higher the platelet pressure often indicates the number of platelets in the body, the greater the impact on the patient, the need for timely treatment.