作者自65年至69年治疗270例基底细胞上皮瘤病人，对230例曾随访3—5年的病人进行效疗评定。其中219例为单个病灶，其余病人有多数损害。95％的损害位于头部，特别是鼻颊区之内。病程从6周至15年（平均2年）。13例损害直径超过3公分，其余 The authors treated 270 patients with basal cell epithelioma from 65 to 69 years and evaluated 230 patients who had been followed for 3 to 5 years. Of these, 219 cases were single lesions, and the remaining patients had most of the damage. Ninety-five percent of the damage is located in the head, especially in the nose and throat area. The disease duration ranged from 6 weeks to 15 years (average 2 years). 13 cases of lesions more than 3 cm in diameter and the rest