Results The most common clinal maifestions were abdominal pain,distention or discomfort in 24 cases(50%), abdominal mass in 10,melena and liematemesis in 8 cases.

• 结果临床主要表现为腹部疼痛和腹部不适34例,腹部包块10例,消化道出血8例;病变部位胃20例,小肠14例,结肠直肠4例。