题目内容

以下有关皮瓣的叙述中哪项是错误的

A. 皮瓣感觉的恢复首先为温度觉，最后是痛觉
B. 术后72小时内是游离皮瓣最容易发生血管危象的时候
C. 皮瓣设计应比缺损处稍大，以预防皮瓣转移后发生收缩
D. 原则上组织畸形和缺损能有带蒂皮瓣修复就不用游离皮瓣；能有游离皮瓣就不用管状皮瓣
E. 轴型皮瓣只要在血管的长轴内设计，一般可不受长宽比例的限制

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