【摘要】目的：研究顺自然横纹切口的改良Miccoli术式治疗甲状腺良性疾病临床疗效。研究方法：选取甲状腺良性疾病120人，随机分为试验组与对照组，试验组为顺自然皮纹切口改良Miccoli手术组，对照组为常规手术组。结果：试验组与对照组之间手术时间、术中出血、术后并发症发生率均无统计学差异，试验组术后切口疼痛程度较对照组轻，试验组术后切口美容满意度较对照组佳(P<0.05)。结论：顺自然横纹切口的改良Miccoli术式治疗甲状腺良性疾病安全、易行、术后疼痛少、美容效果佳，值得临床推广应用。

    【关键词】顺自然横纹切口；改良Miccoli术式；甲状腺良性疾病；美容。

    Abstract objective： To discuss the clinical efficacy of Modified Miccoli minimally invasive thyroidectomy through incision on natrural line of the neck in the treatment of benign thyroid disease.Methods： 160 cases of patients with benign thyroid diseases were randomly divided into minimally invasive group and control group.Results： There isn’t significant statistical difference in operating time ......