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1临床资料患者男,70岁,因肛周皮疹2月余就诊。患者自2个多月前肛周出现多个扁平丘疹,未诊治,后皮损逐渐增多,自觉不适遂来我科就诊。丧偶,男男性接触史。体格检查:全身浅表淋巴结未触及,余系统检查未见异常。皮肤科检查:肛周密集分布蚕豆大小暗红色扁平增生物,表面颗粒状,部分融合成片。皮损边界清楚,基底宽而无蒂,质稍硬,表面呈灰白色,无
1 clinical data Male patient, 70 years old, more than 2 months perianal rash treatment. Patients from more than 2 months ago, multiple flat pimples appear on the perianal, not treated, and gradually increased after the skin lesions, consciously unsuited then to our department. Widowed, male and female history of exposure. Physical examination: systemic superficial lymph nodes not touched, more than the system check no abnormalities. Dermatology examination: intensive perianal distribution Broad bean dark red flattened by the proliferation of organisms, the surface of granular, part of the integration into pieces. Skin lesions clear boundaries, broad and without the base peduncle, the quality of hard, the surface was gray, without