结果本组患者主要症状为餐后上腹胀痛和频繁呕吐。37例采用十二指肠环形引流术后，经1～15年随访，效果良好。

Results In this group, 37 cases were treated with duodenal circular drainage operation, and had good effect after follow-up of 1~15 years.

youdao

结果本组患者主要症状为餐后上腹胀痛和频繁呕吐。37例采用十二指肠环形引流术后，经1～15年随访，效果良好。

Results In this group, 37 cases were treated with duodenal circular drainage operation, and had good effect after follow-up of 1~15 years.

youdao