In one case the lesion was communicated with ileum through a small pore and carried ectopic gastric mucosa. Perforation was seen in one case, and inflammation with adhesion to adjacent structures in 2 cases.

• 其中 ,1例有细孔与回肠相通 ,同时有异位胃粘膜 ,1例囊肿穿孔 ,2例伴发炎症 ,与周围组织粘连。