Female, 26 years old. Six months pregnant with twins. Back pain. RIGHT KIDNEY: The right kidney measures 12.6 cm in length, with normal cortical echotexture. Moderate hydronephrosis, without obstructing stone identified.LEFT KIDNEY: The left kidney measures 13.7 cm in length, with normal cortical echotexture. Moderate hydronephrosis, without obstructing stone identified.OTHER: Visualized portions of the urinary bladder unremarkable.
Moderate bilateral hydronephrosis, which may be physiologic.