【摘 要】
：
PURPOSE: This study intends toto study the impact of radiotherapy on vascularized and nonvascularized facial nerve repair.Methods: 12 New Zealand white rabb
【机 构】
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Department of Oro-maxillofacial Head and Neck oncology,Ninth People's Hospital,College of Stomatolo
【出 处】
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2014xi`an Conference of International Society for Maxillofac
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PURPOSE: This study intends toto study the impact of radiotherapy on vascularized and nonvascularized facial nerve repair.Methods: 12 New Zealand white rabbits were used in this study,upper buccal branch of facial nerve of both side would be cut off,forming a 2 cm defect,one side took the great aricularnerve and associated vascular pedicle to repair facial nerve defect,the other side took the central aricularnerve directly to repair facial nerve defect.Divided into 2 groups 1 month after operation,RT group and control group,radiotherapy planned to bilateral nerve transplantation site.Dose was equivalent to 60 Gy of each side.Results were evaluated with analysis of upper lip performance,electrophysiologic monitoring,histological studies,toluidine blue staining and electron microcopeelectron scanning 3 months after operation.
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