蔡由富(四川南山机器厂职工医院)报道:患者,男,8岁。因右侧腰部疼痛1月,经B超发现右肾积水,行静脉肾孟造影示右肾盂输尿管连接部畸形。查体:右肾区叩击痛,小便镜下可见红细胞。入院后行右腰部第12肋缘下斜切口探查术,见右肾盂及输尿管上段积水扩张,平第3腰椎输尿管从下腔静脉 Cai Youfu (Sichuan Nanshan Machinery Factory Workers Hospital) reported: Patient, male, 8 years old. Due to the right side of the waist pain in January, found by the B-right hydronephrosis, intravenous renal biopsy showed right ureteropelvic junction deformity. Physical examination: Right kidney area percussion pain, urinalysis visible red blood cells. After admission, right lower lobe of the 12th incision under the oblique incision exploration, see the right renal pelvis and ureter above the hydronephrosis, flat third lumbar ureter from the inferior vena cava