ultrasonography and intravenous pyelography ( ivp ) were compared for their diagnostic value in 65 patients ( 29 women , 36 men ; mean age 57 [ 19-85 ] years ) thought to have disease of the kidneys or urinary tract ( microhaematuria in 16 , macrohaematuria in 5 , urinary tract infection in 11 , suspicion of renovascular hypertension in 6 , suspected tumour in 5 , suspected nephrolithiasis in 15 , and flank pain of uncertain cause in 7 ) .
C0022658
disease of
C0392525
nephrolithiasis