Rouse GA, Kaminsky CK, Saaty HP, Grube GL, Fritzsche PJ.
Department of Radiation Sciences, Loma Linda University School of California.
Radiographics. 1988 Jan;8(1):119-32.
The fetal kidneys and bladder are usually visible by 15 weeks' gestation on sonograms. The authors present their experience with the diagnosis of renal abnormalities in the fetus.