Conclusion:Symmetric recession of internus in alternative esotropia can improve the success rate and the binocular vision function.

交替性斜视手术采用同等量后徙术，不但手术成功率高，而且有利于手术后双眼三级功能的建立。

In recent years,we used the operation way combining stripping external hemorrhoid,ligating internal hemorrhoid and cutting part of sphincter ani internus to treat 32 such patients.

嵌顿性混合相当痛苦,近年来,我科采用外剥扎并切断部分括约手术治疗32例。