Prolapsed ureterocele in an adult woman after endoscopic incision.

A 44-year-old woman underwent endoscopic incision of a right simple ureterocele with hydronephrosis discovered during gynecological assessment for stress urinary incontinence with Stage I cystocele. At the postoperative visits, she has reported a persistent flap of mucosa coming out from her urethra protruding in the vagina despite manual reduction. An endoscopic resection of the mucosa flap was programmed.