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单项选择题

关于断肢再植的术后护理，错误的是

A.妥善固定患肢
B.密切观测患肢皮温
C.用烤灯照射再植肢体，以利于局部血管扩张
D.患肢放低，低于心脏平面，以保证断肢的血流供应
E.观察再植肢体的颜色、肿胀、毛细血管回流情况
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