Below are the results from a recent CT scan my Mother age 95 received after a visit to the emergency room. She is aware that she has stage 3 kidney disease. Are the cysts mentioned something that would cause her pain or need attention. Below is what the report said. ( A simple cyst in the midpole left kidney noted on image 77 of series 3. Renal atrophy is present. A simple parapelvic cyst lower pole right kidney is suggested. No hydronephrosis or obstructing calculus detected. No perinephric stranding)