外阴黑色素瘤在外阴癌中属于较少见的一种组织类型,其恶性度高,预后差,治疗以手术切除为主,辅以免疫治疗。近几年,我们已将术中放疗引入妇科肿瘤的盆腔手术治疗中,取得一些经验,现将该技术应用于外阴恶性肿瘤治疗中,现报告如下:病历摘要　患者72岁,“外阴肿物1年,增大伴瘙痒3月 Vulvar melanoma in vulvar cancer is a rare type of tissue, the high degree of malignancy, the prognosis is poor, the treatment of surgical resection, supplemented by immunotherapy. In recent years, we have the introduction of intraoperative radiotherapy in pelvic surgery for gynecological tumors, and gained some experience, this technology is now applied to the treatment of vulvar cancer, are reported as follows: Summary of patient history 72-year-old, "vulvar tumor 1 Years, increased with itching in March