Thanks for your query
You did not mention your age.
There can be a number of causes of renal cysts. Some of them are benign while others need to be followed up.
A few small simple cysts in patients > 65 years age may be of little clinical significance while multiple large cysts in a person
So I suggest that you see a nephrologist
. He/she will look at the scans and decide what can be done further. I would recommend doing the following tests as well: Blood urea and creatinine
levels and Urine R&M.
Hope this helps