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hou qi guan shui zuo yi wu 1 li
Author(s): 
Pages: 166
Year: Issue:  3
Journal: Chinese Journal of Otorhinolaryngology-Skull Base Surgery

Keyword:  水蛭 喉异物 声门 寄生虫 喉气管 喉前庭 气管内 蚂蝗 气管切开 患者;
Abstract: 患者,女,56岁,因感咽喉异物不适、声嘶、间断呼吸不畅、痰中带血1个月,以“喉异物(寄生虫)”收入院。电子喉镜检查:喉前庭、声门区、声门下气管可见一黄褐色活蚂蝗,吸附于气管左前壁(图1)。全麻下多功能咽喉镜暴露声门,见异物头部活动,触之即缩至气管内。声门区喷1%丁卡因,用食管异物钳直接伸至声门下取出异物,用内镜检查声门下气管正常,3d后痊愈出院。讨论:蚂蝗,学名水蛭,是一种寄生虫,尾端有吸盘,吸盘口内的颚上有约100颗齿,刺伤皮肤或黏膜后吸血。叮伤处可流血不止,吸血时蛭体可以膨胀至正常的10倍;有生长在沼泽,池塘中的水蚂蝗;有生长在山溪,泉水中的寄生蚂蝗。此患者居住山区,平时不饮生水,估计是生
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