the analysis of immediate results of 271 correcting operations for congenital hydronephrosis in children has shown that the operations may be followed by such complications at the early postoperative period as aggravation of pyelonephritis ( 10 patients ) , urinal fistulas ( 8 patients ) , urinary leakage ( 4 patients ) , paraureteral abscesses ( 3 cases ) as well as postoperative bleedings ( 5 cases ) and suppuration of the operative wound ( 4 cases ) .
C0009566
complications
C0032788
postoperative bleedings