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肛门外伤-肛门外伤较少见，直肠及结膜外伤无论平战时都较多见。病因肛门外伤1.肛门部刺伤　如金属、木屑、竹尖等硬性异物，在人体从高处附落臀部着地时，刺伤肛门及臀部软组织，大多为意外损伤。但在越南抗击美国的战争中，-gangmenwaishang</br> generated by yvsou girl

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