先天性小耳畸形（Microtia），或称为先天性外中耳畸形，表现为重度耳廓发育不全、有外耳道闭锁或狭窄、中耳畸形，而内耳发育多为正常，通过骨传导有一定听力。需要通过全耳郭再造和听功能重建手术来治疗。
...先天性小耳畸形 关键词]先天性小耳畸形；皮肤软组织扩张器；自体肋软骨支架；外耳再造 [gap=1098]Key words:congenital microtia;soft tissue expander;autogenous cartilage framework;ear reconstruction ..
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...术 关键词]先天性小耳畸形；皮肤软组织扩张器；自体肋软骨支架；外耳再造 [gap=1214]Key words: congenital bilateral microtia; soft tissue expander; autogenous cartilage framework; ear reconstruction ..
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目的探讨先天性小耳畸形的外耳再造方法。
Objective To study the methods of external ear reconstruction for congenital microtia.
研究目的：探讨导致先天性小耳畸形发生的各种危险因素，为小耳畸形的预防提供理论依据。
Objectives: To identify the risk factors associated with congenital microtia, and put forward its preventive measures.
结果对6例7只先天性小耳畸形行全耳再造，术后效果良好，术中去除纤维包膜时，应避免影响皮瓣血运。
Results 7 congenital microtia in 6 cases underwent whole auricular reconstruction with this method. All of them obtained wonderful effects without necrosis of the expanded skin.
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