1 病历摘要患者男,63岁。因龟头、包皮红斑6个月就诊。患者6个月前无明显诱因阴茎腹侧近系带处出现一红斑,微隆起,逐渐增大并蔓延至龟头。发病以来患者无明显自觉症状,未予治疗。既往体健,无其他慢性病病史,否认有外伤史及非婚性接触史,无类似疾病家族史。体格检查:腹股沟等浅表淋巴结未触及增大,各系统检查未见异常。皮肤科检查:包皮过长,龟头包皮系带处可见一约6.0 cm×5.0 cm的不规则隆起性红斑,边界清楚,触之有浸润感,表面见少许脓性分泌物,部分皮损色素加深,全身其余部位未 1 patient summary Male patient, 63 years old. Due to glans, foreskin erythema 6 months treatment. 6 months ago, there was no obvious incentive in patients with penile ventral paraventricular band appeared an erythema, slightly elevated, gradually increased and spread to the glans. Since the onset of patients with no obvious symptoms, no treatment. Past physical health, no other chronic disease history, denied a history of trauma and non-marital contact history, no family history of similar diseases. Physical examination: groin and other superficial lymph nodes did not increase, the system check no abnormalities. Dermatology examination: the foreskin is too long, the glans foreskin can be seen at about 6.0 cm × 5.0 cm of irregular elevated erythema, the boundary is clear, touching a sense of infiltration, the surface see a little purulent secretions, partial skin pigmentation deepened , The rest of the body not