Fig. 3From: Primary adenocarcinoma of renal pelvis or ureter: an uncommon histopathological entity seen in three casesa CT urography showing left hydronephrosis along with non-excretion of contrast secondary to luminal narrowing at mid ureter. b Ureteroscopy showed left irregular mass with intraluminal protrusion at mid ureter. c Microscopic section from ureter shows atypical acini present in muscularis and extending into periureteric tissueBack to article page