50-year-old male with history of kidney stone. RIGHT KIDNEY: Measures 12.6 cm in length. Enlarged right renal pelvis with at most minimal hydronephrosis is not significantly changed compared with the prior CT examination. No discrete stones are identified on the right. There is a 1.7 cm right renal cyst without septation or solid component. There is chronic right renal cortical scarring. Interval removal of the previously seen right renal stent.LEFT KIDNEY: Atrophic echogenic left kidney measures 9.2 cm in length with dystrophic calcifications.URINARY BLADDER: No significant abnormalities noted.OTHER: No significant abnormalities noted.
1. No evidence of nephrolithiasis. 2. Interval removal of right collecting system stent since the prior study. Chronic parenchymal abnormalities as detailed above without significant interval change since the prior CT study. 