我们曾遇一家姐弟3入均患Mibelli血管角化瘤。经用液氮冷冻治疗,效果满意,现报告如下。一、病例报告姐弟3人均为学生,2～3岁时四肢末端均有冻疮史,其母也有患冻疮史,每年初冬复发,无外伤史。本组3例病人简况见附表。二、治疗方法及治愈标准采用液氮冷冻棉签 We had a sibling 3 inflicted with Mibelli angiocarcinoma. After using liquid nitrogen cryotherapy, the results are satisfactory, are as follows. First, the case report siblings 3 students are students, 2 to 3 years old end extremities have frostbite history, the mother also has the history of frostbite, early winter recurrence each year, no history of trauma. The group of 3 patients profile see schedule. Second, the treatment and cure standards using liquid nitrogen frozen cotton swab