70-year-old male with a history of multiple renal cysts and angioleiomyoma, request follow up image study. RIGHT KIDNEY: The right kidney measures 13.4 cm in length and is noted to have a 7.0 x 6.1 x 5.3 cm simple cyst which previously measured 7.6 x 6.1 x 5.2 cm. An additional smaller cyst in the upper pole of the right kidney measures 2.0 x 2.5 x 3.1 cm, previously measured 3.6 x 3.2 x 2.8 cm.LEFT KIDNEY: The left kidney measures 14.0 cm in length and demonstrates a 6.3 x 5.6 x 5.0 cm cyst with a thin internal septation in the lower pole and which measured 7.6 x 5.8 x 5.1 cm previously. There is a 2.6 x 3.0 x 2.4 cm hyperechoic area in the superior pole of the right kidney which previously measured 2.6 x 3.0 x 2.0 cm and likely represents a angiomyolipoma.OTHER: Fluid in the midabdomen correlates with the patient's penile reservoir seen on previous CT.
1.Left renal angiomyolipoma which is not significantly changed in size.2.Multiple similar appearing bilateral renal cysts.