自发性细菌性腹膜炎（SBP）是指腹水患者无明显腹腔内外感染灶而发生的细菌性腹膜炎症，多发生在肝硬化腹水病人。由于症状变化多样、诊断易疏漏且预后差，现已引起重视。本文对SBP的诊疗进展综述如下。一、流行病学及病原学SBP多发于肝炎肝硬化、酒精性肝硬化失代偿期。住院失 Spontaneous bacterial peritonitis (SBP) is a bacterial peritonitis that occurs in patients with ascites without significant intra-abdominal and intra-abdominal infections, and occurs more frequently in patients with cirrhosis and ascites. Due to the variety of symptoms, the diagnosis is easy to omit and the prognosis is poor, it has drawn great attention. This article on the SBP diagnosis and treatment progress are summarized below. First, the epidemiology and etiology SBP frequently occurs in hepatitis cirrhosis, alcoholic cirrhosis decompensation. Inpatient loss