临床上约60～80%的急性复发型胰腺炎患者有明确病因,而15～40%的患者即使经过仔细病史询问与各项传统的辅助检查仍不能明确病因,被列入原发性复发型胰腺炎(IRP)。但近年来已有些作者指出,该类型的部分患者可由小结石、胰管轻度异常及奥狄氏括约肌功能紊乱所导致胰腺炎反复发作。作者有鉴于此, Clinically, about 60 to 80% of acute recurrent pancreatitis patients have a clear cause, and 15 to 40% of patients even after careful medical history and the traditional ancillary examination still can not clear the cause, was included in the primary recurrence Pancreatitis (IRP). However, in recent years, some authors have pointed out that some patients of this type may have recurrent pancreatitis caused by minor calculus, mild pancreatic duct abnormality, and dysfunction of Oddi’s sphincter. In view of this,