1临床资料患者男,72岁。阴囊丘疹30年,增多2月。30年前,不明诱因患者阴囊出现针尖至米粒大丘疹,自觉瘙痒,未予重视,皮损逐渐增多,部分呈紫红色或暗紫色改变。2月前发现丘疹明显增多,部分扩展。患有“冠心病”(已行心脏搭桥手术),白 1 Clinical data Patient male, 72 years old. Scrotal papules for 30 years, an increase of February. Thirty years ago, the unidentified cause of scrotum in patients with needle tip to rice papules, conscious itching, did not pay attention, gradually increased skin lesions, some were purple or dark purple change. Two months ago, pimples were significantly increased, partially expanded. Suffering from “coronary heart disease ” (line heart bypass surgery), white