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患儿,男,8岁。因尿道口滴尿2年住院。2年前因会阴部及阴茎根部突然持续剧疼,恶心,出汗,肌注阿托品无效,后经局部按摩,疼痛有所减轻。发病4小时后排出一枚棕色、坚硬、绿豆大小结石,疼痛消失。嗣后出现滴尿,开始较轻,逐渐加重,平卧位可消失,站立活动明显。检查:除尿道口滴尿、裤头潮湿外,无其他异常。B超示左肾正常,右肾区未探及肾脏。大剂量静脉尿路造影及尿道膀胱造影提示:右肾位于骨盆,轻度积水,肾盏不明显,输尿管粗,直径7mm,绕过膀胱,开口于尿道球部(图略)。左肾输尿管显影正常。插入尿管后尿液沿尿管周围滴出,管内引流尿24小时1500ml,色清,常规检查正常。拔去尿管,24小时自行排尿1200ml,白天12小时滴尿250ml。平卧位短时间无滴尿,超过3～6小时亦可出现滴尿。在连续硬膜外麻醉下经右腹直肌切口暴露膀胱,于其颈部右侧找到扩张的输尿管。直径约0.8cm,于此
Children, male, 8 years old. Urethral urethra 2 years hospitalization. 2 years ago due to sudden perineum and penis continued severe pain, nausea, sweating, intramuscular injection of atropine invalid, after partial massage, the pain eased. 4 hours after the onset of a brown, hard, mung bean size stones, the pain disappeared. Followed by drops of urine, began lighter, and gradually increased supine position can disappear, standing activity. Check: In addition to the urethra drip, pants wet, no other abnormalities. B ultrasound shows normal left kidney, right kidney area is not explored and the kidneys. High-dose intravenous urography and urethral cystography Tip: The right kidney is located in the pelvis, mild hydronephrosis, calyx is not obvious, thick ureteral, diameter 7mm, bypass the bladder, opening in the urethral bulb (Figure omitted). Left kidney ureter normal. After the urine into the catheter along the urethra dripping around the tube drainage urine 24 hours 1500ml, color, routine examination was normal. Unplug the catheter, urinate for 24 hours 1200ml, drip 250ml during the day 12 hours. Supine position for a short time without dripping urine, more than 3 to 6 hours can also appear dripping urine. The bladder was exposed through the right rectus abdominis incision under continuous epidural anesthesia and the dilated ureter was found on the right side of its neck. About 0.8cm in diameter, here