病例资料患者,男,30岁。无明显诱因出现左上腹痛3天,影像学检查提示胰尾占位性病变入院。腹痛呈持续性隐痛,腹平软,无压痛、反跳痛、无发热、恶心、腹胀、腹泻。未触及明显包块。实验室检查:肝功能及血尿粪常规正常,CA-199(-)。CT示胰尾部团块状占位性病灶,与胰尾相连,界限不清 Case information patients, male, 30 years old. There is no obvious incentive to appear on the left upper abdominal pain for 3 days, imaging studies suggest that the tail-side lesions admitted to hospital. Abdominal pain was persistent pain, abdominal soft, no tenderness, rebound tenderness, no fever, nausea, bloating, diarrhea. No obvious mass was touched. Laboratory tests: normal liver and blood fecal excretion, CA-199 (-). CT showed pancreatic tail lump mass lesions, connected with the tail of the pancreas, unclear boundaries