继发感染是肝硬化等终末期肝病患者常见并发症之一,如不能及时诊断和治疗,可迅速发展为感染性休克和肝肾功能衰竭等,致使病情进一步恶化,病死率增加,是肝硬化等终末期肝病患者死亡的主要原因。自发性细菌性腹膜炎(spontaneous bacterial peritonitis,SBP)是肝硬化等终末期肝病患者常见的感染(40%～70%),其次是肺部感染(15%～20%)、尿 Secondary infection is one of the common complications of patients with end-stage liver disease such as cirrhosis, if not timely diagnosis and treatment, can rapidly develop into septic shock and liver and kidney failure, resulting in further deterioration of the disease, increased mortality is cirrhosis Such as the main cause of death in patients with end-stage liver disease. Spontaneous bacterial peritonitis (SBP) is a common infection (40% -70%) in patients with end-stage liver disease such as cirrhosis, followed by lung infection (15% -20%), urine