May obstruct urine flow

• Prolapse of the end of the ureter into the bladder

Wiktionary Word definitions in Wiktionary
n. (context medicine English) A congenital abnormality of the urinary bladder, in which the distal ureter balloons at its opening into the bladder, forming a pouch.

Wikipedia Word definitions in Wikipedia
A ureterocele is a congenital abnormality found in the ureter. In this condition the distal ureter balloons at its opening into the bladder, forming a sac-like pouch. It is most often associated with a duplicated collection system, where two ureters drain ...

WordNet Word definitions in WordNet
n. prolapse of the end of the ureter into the bladder; may obstruct urine flow