59-year-old female with history of left renal mass. Please evaluate change. RIGHT KIDNEY: Right kidney measures 10.6 cm in length. No evidence of hydronephrosis, renal mass, or shadowing renal stone.LEFT KIDNEY: Left kidney measures 11.2 cm in length. Left renal cyst is noted in the interpolar region of the left kidney. An exophytic protrusion of the interpolar region of the left kidney measures 1.0 x 0.7 x 1.0 cm. This may represent normal parenchyma, cyst, or underlying lesion.OTHER: Bladder is unremarkable.
Indeterminate left renal lesion; follow-up by CT rather than ultrasound is recommended.