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患者女,72岁。自幼左耳前结节,加重1月。患者初生时左耳屏前有2个大米粒大小结节,逐渐增大至黄豆大,擦破后感疼痛,局麻下切除一个,但另一个继续增大。2年来结节下方有许多黄褐色小丘疹,向下发展呈线状排列。1月前因痒用手抓破,局部红肿痛。患者有高血压已25年,现服药维持。体检
Female patient, 72 years old. Left preauricular nodules, increased in January. When the patient was born, there were two rice grain nodules in front of the left ear screen, which gradually increased to large soybeans and felt pain after rubbing. One was cut under local anesthesia, but the other continued to grow. There were many yellow-brown small papules below the nodules for 2 years, and they lined up downwards. 1 month ago, it was scratched by hand with itch, and local red swelling and pain. The patient has had high blood pressure for 25 years and is now taking medication. Medical examination