60-year-old female with flank pain. Reason: Evaluate for renal obstruction. RIGHT KIDNEY: The right kidney measures 10.5 cm. Echogenic parenchyma without mass, stone, or hydronephrosis.LEFT KIDNEY: The left kidney measures 11.1 cm. Echogenic renal parenchyma. Moderate hydronephrosis.OTHER: The bladder is nondistended. Redemonstrated pelvic mass as seen on prior study. There is also a perinephric mass adjacent to the left kidney measuring 4.8 x 4.4 x 6 cm, also seen on prior study.
1. Moderate hydronephrosis of the left kidney associated with perinephric mass.2. Echogenic renal parenchyma compatible with medical renal disease/parenchymal dysfunction.3. Redemonstrated pelvic mass as seen on prior study.