PROLAPSE OF THE VAGINAL DOME descends from the upper part of the vagina, usually as a consequence of a hysterectomy. The symptoms are: 1 . Pelvic heaviness. 2 . Back pain. 3 . A mass that protrudes inside or outside the vagina and can make it difficult to stand up and walk. 4 . Involuntary release of urine incontinence5 . Vaginal bleeding.