The most common UTIs occur mainly in women and affect the bladder and urethra. 1  Infection of the bladder (cystitis). This type of UTI is usually caused by Escherichia coli (E. coli), a type of bacteria commonly found in the gastrointestinal (GI) tract. 2  Infection of the urethra (urethritis).
Vaginal vault prolapse: This type of prolapse may occur following a hysterectomy (surgical removal of the uterus). Because the ligaments surrounding the uterus provides support for the top of the vagina, this condition is common after a hysterectomy. In vaginal vault prolapse, the top of the vagina gradually falls toward the vaginal opening. This may cause the walls of the vagina to weaken as well.
However abnormal vaginal bleeding is a cause for concern and this may appear as 1  : spotting continuing for over six weeks. 2  distinct vaginal bleeding (not spotting or discharge) immediately after a hysterectomy operation. 3  sudden bleeding occurring within a few days or weeks after surgery. Improperly ligated (tied) blood vessel or a slipped ligature is reported as the most common cause of immediate bleeding after a hysterectomy operation. 2  The cut edge of the vaginal mucosa should be sutured carefully during the operation to prevent this type of bleeding.