围手术期出凝血障碍严重影响病人的预后。严重创伤和（或）大量输血所致创伤性凝血病以及严重感染所致消耗性凝血病是围手术期出凝血障碍的主要类型。正确理解和认识创伤性凝血病和消耗性凝血病的发病机制以及诊疗策略对于围手术期病人的救治至关重要。

Perioperative coagulation disorder：Types and treatment strategies        ZHANG Zhi-dan. Intensive Care Unit, the First Affiliated Hospital of China Medical University，Shenyang 110001，China
Abstract    Coagulation disorder seriously affect prognosis of perioperative patients. Trauma-induced coagulopathy due to severe trauma or massive transfusion and consumptive coagulopathy due to severe sepsis are two major types of perioperative coagulation disorder. Different pathogenesis and treatment strategies need to be known which are important for management of perioperative patients.