结果除14例扩张皮瓣因血肿、感染而出现皮瓣远端不同层次坏死外，其余250个皮瓣全部成活良好。
Results 14 expander flaps underwent partial necrosis at the distal end of the flaps due to hematoma and infection. The other 250 flaps survived completely.
结果除4例皮瓣部分坏死经换药后愈合，其余皮瓣全部成活。
Results All of the flaps survived successfully except that partial flap necrosis at 4 cases, which were cured by dressing changes.
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