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本文报告了应用剖开法观察20例先天性耳瘘管的分枝情况,其中没有发现一例是属于单管的,虽然有时分枝仅仅表现为主管壁上的一个凹陷。我们提倡采取剖开法摘除瘘管并简述了这个手术的步骤。
This paper reports the application of dissection method observed 20 cases of congenital ear fistula branches, which did not find a case of a single tube, although sometimes the branch is only manifested as a depression on the main wall. We advocate a dissection method to remove the fistula and outline the procedure.