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近年来,已采用内镜插管法和内镜激光法对癌性(食管癌和贲门癌)吞咽困难作姑息治疗,但尚无前瞻性比较研究。为此,对两法进行前瞻性非随机化比较研究。
In recent years, endoscopic intubation and endoscopic laser methods have been used for the palliative treatment of cancer (esophageal and cardiac cancer) dysphagia. However, there is no prospective comparative study. For this purpose, a prospective non-randomized comparative study of the two methods was conducted.