临床表现通常是无特异性的，包括鼻窦疼痛、鼻漏、鼻出血和头痛。

Presenting symptoms are usually nonspecific and include sinus pain, rhinorrhea, epistaxis and headache.

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另外，鼻小柱部位无淋巴回流。

Additionally, lymphatic drainage does not occur in the columella region.

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结果：鼻缺损患者24例全部进入结果分析，无脱落。

RESULTS: a total of 24 patients with nasal defect were involved in the result analysis, no drop-out.

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