急性胰腺炎是临床上较常见的急腹症,在美国,每年约300,000以上急性胰腺炎患者,其中约3,200病例死亡[1],在我国其发病率也呈逐年递增之势。尽管,绝大多数患者表现为急性水肿性胰腺炎,症状较轻;但是约25%的患者表现为急性重症坏死性胰腺炎,其病死率可高达30%~50%[2,3]。因此,急性 Acute pancreatitis is a more common clinical acute abdomen in the United States, each year about 300,000 patients with acute pancreatitis, of which about 3,200 cases of death [1], its incidence in China also showed an increasing trend year by year. Although most patients present with acute edematous pancreatitis, the symptoms are mild; however, about 25% of patients present with acute severe necrotizing pancreatitis with a mortality of up to 30% to 50% [2,3]. Therefore, acute