例1，女，16天。以发热、尿液混浊为主诉入院。体检：下腹明显膨隆，局部触到两个相连囊性包块，触压有少量浊尿排出。膀胱逆行造影，呈现上大下小两个腔，二者之间有缩窄环，双输尿管轻度积水。手术时见膀胱为倒葫芦状，上下肢之间有环状膈膜，双输尿管与上腔相连，膀胱壁肥厚 Example 1, female, 16 days. To fever, cloudy urine complaints were admitted to hospital. Physical examination: bulging lower abdomen, local touch two connected cystic mass, touch a small amount of voiding urine discharge. Bladder retrograde angiography, showing two large cavity on the next big, between the narrow ring, double ureter mild water. See the bladder surgery for the gourd-like, between the upper and lower limbs ring diaphragm, double ureter and the upper chamber connected to the bladder wall hypertrophy