Further Predictors of Renal Dysplasia in Fetal Obstructive Uropathy - Bladder Pressure and Biochemistry of Fresh Urine

Urine was aspirated on two consecutive days from the dilated bladder of nine fetuses with lower urinary tract obstruction. Gestational age ranged from 17 to 35 weeks. Renal dysplasia was diagnosed histologically in four fetuses, whereas the other five had normal renal histology or only partial dysplasia