Complications were: skin ulcer, trismus and facial nerve paralysis due to scar contraction.
放疗并发症有皮肤溃疡，张口受限及瘢痕增生引起面神经瘫痪。
Conclusion External stent's eyelid can prevent the scar of exceeding hyperplasia in duct jejunum anastomotic stoma so as to avoid concentric contraction.
结论外置支架支撑作用能防止胆肠吻合口瘢痕过度增生，避免产生向心挛缩。
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