PT stands for prothrombin time, and a high PT means that the prothrombin time exceeds 3 seconds, which also indicates that your coagulation function is abnormal or the possibility of coagulation factor deficiency is relatively high. Especially before surgery, be sure to check PT item to prevent intraoperative bleeding. For people with poor blood coagulation function, they must eat more vegetables in their diet, and eat less or avoid fatty, sweet, fried, and moxibustion food. Stabilize your emotions, don't put too much pressure on yourself, usually pay attention to preventing injuries, pay attention to rest in a short period of time, and eat more foods rich in vitamin C.