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耳外伤的临床表现

来源:华人健康网 | 发布时间:2011-01-17 16:09:41 | www.chinesejk.com

临床表现有:

  1.耳外伤包括挫伤、切割伤、撕裂伤、火器伤、爆震伤、烧伤和冻伤等.

  2.耳廓挫伤有皮下瘀血、血肿,撕裂伤有皮肤撕裂,软骨破碎,部分或完全切断.早期伤口出血,局部疼痛.合并感染后出现急性化脓性软骨膜表现.

  3.外耳道外伤后皮肤肿胀、撕裂、出血,软骨或骨部骨折可致外耳道狭窄.

  4.中耳外伤有流血、耳聋、耳鸣、耳痛,偶有眩晕.鼓膜呈不规则穿孔,穿孔边缘有血迹,有时可见听小骨损伤脱位.

  5.内耳外伤,轻者迷路震荡及爆震聋,主要表现为感音耳聋、耳鸣、眩晕、恶心、呕吐、眼震及平衡障碍.严重者合并岩骨骨折,表现为耳内出血,如鼓膜未穿破,则鼓室内积血使鼓膜呈蓝色,鼓膜破裂有脑脊液耳漏,流出淡红色血液,或清亮液体.有时合并面瘫.

  6.耳外伤常合并颅脑外伤,颌面外伤等.应注意神志、呼吸、心跳、脉搏、血压、瞳孔,其他神经系统及颅颌面伤情、全身情况等.

(编辑:阳阳 )

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