,INDICATIONS FOR OPERATION:  ,The patient is a 3-1/2-year-old boy, who has a solitary left kidney with renal insufficiency with creatinine of 1.2, who has had a ureteropelvic junction repair performed by Dr. Chang. 
,INDICATIONS FOR OPERATION : , The patient is a 3 - 1/2 - year - old boy , who has a solitary left kidney with renal insufficiency with creatinine of 1.2 , who has had a ureteropelvic junction repair performed by Dr. Chang .