恶性黑色素瘤是一种较常见的恶性肿瘤,在目前西方国家男性肿瘤发病率中排第四位,25～34岁的女性中排第二位[1]。我国目前的发病率相对较低(约为0.25/10万),但其死亡率和发病率度还在逐年上升,有高危复发因素(原发肿瘤浸润深度4mm和有淋巴结转移)的患者预后很差,单纯根治性手术 Malignant melanoma is a relatively common malignant tumor that ranks fourth in the incidence of male tumors in Western countries and second among 25- to 34-year-old women [1]. The current incidence in China is relatively low (about 0.25 / 100000), but its mortality and morbidity rate is still rising year by year. The prognosis of patients with high risk of recurrence (primary tumor invasion depth 4mm and lymph node metastasis) is very high Poor, simple radical surgery