Fig. (2.3b)
It shows marked left hydronephrosis demonstrating marked dilatation
of the calyces and the renal pelvis with thinning of the renal
parenchyma.
(Fig. 2.3c)
It shows a longitudinal scan of each kidney with bilateral variably sized
non-communicating cyst throughout renal parenchyma. Neither back-
pressure changes nor communication with the collecting system can
be identified.