患者男,48岁。出生时阴囊左侧皮肤即有一“黑痣”。近5个月来,“黑痣”逐渐增大,隆起,“黑痣”表面皮肤破溃,渗血伴脓性分泌物,有臭味,阴囊病变皮肤周围出现散在的黑色丘疹,左腹股沟出现一黄豆大小的结节,亦呈增大趋势。检查:阴囊左下方见一约1.5×2×1cm 大小的黑色赘生物,外形不规则,表面粗糙不平,上附少许脓性分泌物,病变阴囊左侧皮肤散在芝麻至绿豆大小的黑色丘疹,呈卫星状分布。左腹股沟可触及一约5 Male patient, 48 years old. The left scrotum at birth is a “mole”. Nearly 5 months, “mole ” gradually increased, uplift, “mole ” surface skin ulceration, bleeding with purulent discharge, odor, scrotal lesions scattered around the skin appear black papules , The left groin appears a size of nodules, also showed an increasing trend. Check: see the left lower scrotum a size of about 1.5 × 2 × 1cm black neoplasm, irregular shape, uneven surface, attached to a small purulent secretions, diseased scrotum left skin scattered in sesame seeds to mung bean size black papules, was Satellite distribution. Left groin can reach about 5