1病历摘要男,7岁。因发现右肾积液,右肾穿刺造瘘术后2个月入院,2个月前因发热、呕吐在当地医院就诊检查发现右肾重度积液,予以右肾穿刺造瘘留置造瘘管,引流液量为每日1 000 ml。入院查双肾B超示右肾重度积液,右肾大小为:164 mm×90 mm,右肾盂分离86 mm,实质变薄。右输尿管逆行? 1 medical record summary male, 7 years old. Due to the discovery of right kidney effusion, right renal puncture fistula 2 months after admission, 2 months ago due to fever, vomiting in the local hospital examination found that the right kidney, severe hydronephrosis, to the right renal puncture ostomy indwelling fistula catheter drainage The liquid volume is 1000 ml daily. Admission check double renal B ultrasound showed severe hydronephrosis, right kidney size: 164 mm × 90 mm, the separation of the right renal pelvis 86 mm, the real thinning. Right ureter retrograde?