1临床资料患者女,74岁。外阴部出现皮疹2年。2年前无明显诱因患者大阴唇外侧出现数个米粒大紫红色丘疹,无自觉症状。后皮疹逐渐增多增大,仍无不适。家族中无类似疾病史,否认局部有外伤史及手术史。体检:浅表淋巴结未及肿大,心肺腹体检无异常。皮肤科情况:大阴唇外侧见较多米粒至绿豆大紫红 1 Clinical data Female patient, 74 years old. Genital rash 2 years. 2 years ago, there was no obvious incentive for patients outside the labia majus few grains large purple papules, no symptoms. After the rash gradually increased, still no discomfort. No similar family history of the disease, denied the history of a local history of surgery and surgery. Physical examination: superficial lymph nodes did not enlarge, no abnormal cardiopulmonary abdominal examination. Dermatology: see the outer side of the labia majus to more large grains of purple big purple