问题
单项选择题 案例分析题
一头部外伤青年患者，顶部及额部各缺损一块软组织，大小均约5cm×6cm，深达骨膜。
如果行扩张器植入术修复，以下正确的是（）
A.两处都需要扩张器植入
B.仅额部需要扩张器植入
C.仅顶部需要扩张器植入
D.扩张器植入层次为骨膜下
E.扩张器必须埋置在发际线内
答案
参考答案：A
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一头部外伤青年患者，顶部及额部各缺损一块软组织，大小均约5cm×6cm，深达骨膜。
如果行扩张器植入术修复，以下正确的是（）
A.两处都需要扩张器植入
B.仅额部需要扩张器植入
C.仅顶部需要扩张器植入
D.扩张器植入层次为骨膜下
E.扩张器必须埋置在发际线内
参考答案：A
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