[例1]女,8岁。尿道外口肿物半年来院。半年前发现有一粉红色肿物脱出尿道外口,两个月后肿物变紫黑色,有少量出血,且经常见衣裤有血迹。当地医院诊断“尿道肉阜”,排尿正常,未作任何治疗。尿道外口肿物呈环状增长。查一般状态尚好。尿道外口有2cm×1.5cm×1.5cm质稍硬、暗红色肿物,表面部分呈黑色坏死,基底与尿道粘膜相连;尿道口居中央,排尿无异常。加腹压或咳嗽时肿物增大,可见与正常粘膜界线清楚。诊断:尿道粘膜脱垂症。肿物根部行粘膜环切术。病理报告:尿道粘膜慢性炎症,间质内血管增多。 [Example 1] Female, 8 years old. Urethral orifice tumor in the past six months. Six months ago found a pink tumor prolapse of the urethral orifice, two months after the tumor turned purple black, a small amount of bleeding, and often clothes are bloody. Local hospital diagnosis “urethral meat Fu”, normal urination, without any treatment. Urethral orifice tumor was ring-shaped growth. Check the general status is still good. Urethral orifice with 2cm × 1.5cm × 1.5cm slightly hard, dark red mass, the surface was black necrosis, the base connected with the urethral mucosa; urethral orifice in the center, urinary no abnormalities. Plus abdominal pressure or cough when the tumor increases, showing a clear boundary with the normal mucosa. Diagnosis: Urethral mucosal prolapse. Tumor root mucosal circumcision. Pathology report: Chronic urethral inflammation, interstitial blood vessels increased.