The non-contrast CT study demonstrates right pelviureteric junction (PUJ) obstruction, and moderate chronic hydronephrosis, with a satisfactorily sited double J stent in situ.
There is no nephroureterolithiasis bilaterally.
There is an atrophic left kidney with multiple simple cysts and a solitary, large, dominant,
upper pole cyst.
The CT study is otherwise normal.