The first delayed CT shows duplex right kidney. The lower moiety ureter is opacified until its insertion at the right vesicoureteric junction adjacent to fluid density sac-like structure (the upper moiety ureterocele). It ends at the same axial level as the left vesicoureteric junction.
The second delayed scan shows opacified upper moiety ureter until its ectopic insertion inferomedial to the right vesicoureteric junction with terminal dilatation forming a ureterocele. Mild dilatation of upper moiety and its ureter.
Normal left renal collecting system and ureter.
Incidental right ovarian cyst.