作者认为小的浅表黑色素瘤可作单纯切除,切缘包括1～2cm正常皮肤即足够,不需切除皮下筋膜,事实上广泛和深部的切除有害无益,应属禁忌,特别是小腿部的黑色素瘤,广泛切除后常产生淋巴郁滞, The authors believe that small superficial melanomas can be treated as simple resections. The margins include 1 to 2 cm of normal skin, which is sufficient without the need to remove the subcutaneous fascia. In fact, extensive and deep resections are harmful and should be contraindicated, especially in the lower legs. Melanoma, which often produces lymphatic stasis after extensive resection,