however , in seven neonates the information was of doubtful value ( mild unilateral dilatation ) , in 16 it was of probable value ( confirmed unilateral puj obstruction , multicystic kidney , etc . ) and in only nine neonates ( 20 % ) was it of definite value ( treatable conditions affecting both kidneys or a solitary kidney , e.g . urethral valves , puj obstruction in a solitary kidney , etc . ) .
C3714581
multicystic kidney
C0022646
kidneys