or some sort of adhesion or restriction in your pelvis. Levator ani pain tends to be constant and centered in (but not restricted to) the levator ani muscle, while proctalgia fugax pain is a short, stabbing pain in the rectum.
Pain during defecation appears in diseases of the rectum, rectosigmoid, or anus. The most common diseases areanal fissure, hemorrhoids, hemorrhoidthrombophlebitis, rectal tumor,rectal polyps, andperianal abscess. The pain during defecation can be sharp or can produce a burning sensation or pressure...
In 7 patients, it was indicated that the principal etiology of the pain was the levator and spasm syndrome as diagnosed by digital examination per rectum. In such cases, ultrasound treatment given in the perineal area around the anus is of value in relieving pain.doi:10.3109/00365597309133690...