Methods 56 patients with submucosal leiomyomas of esophagus were treated endoscopically.The technique consisted of incision of the overlying tissue followed by tumor stripping using a needle knife.

• 方法56例黏膜下平滑肌瘤经内镜进行治疗,治疗中用针形刀首先切开肿瘤表面组织然后剥离瘤体组织。