Methods Study on the relationship among the same as data of stomal ulcer of gastroduodenal benign diseases after operation,grastroscopy,histopathology and X-ray.

• 方法对胃十二指肠良性疾病术后吻合口溃疡的一般资料,胃镜、组织病理、X线检查结果进行相关性研究。