In rectal prolapse, one or more layers of the rectum protrude through the anus due to persistent tenesmus associated with intestinal, anorectal, or urogenital disease. Prolapse may be classified as incomplete, in which only the rectal mucosa is everted, or complete, in which all rectal layers are protruded. Rectal prolapse is common in young animals in association with severe diarrhea and tenesmus. Causal factors include severe enteritis, endoparasitism, disorders of the rectum eg, foreign bodies, lacerations, diverticula, or sacculation , neoplasia of the rectum or distal colon, urolithiasis, urethral obstruction, cystitis, dystocia, colitis, and prostatic disease. Perineal hernia, or other interruption of normal innervation of the external anal sphincter, may also produce prolapse. Animals of any age, breed, or sex may be affected.
Anal Fissure - Digestive Disorders - Merck Manuals Consumer Version
Background: In this study we aim to present our experience in managing chronic anal fissures by manual anal dilatation in order to clarify whether this method is still viable in a modern surgical setup. Methods: A total of 55 patients who underwent manual anal dilatation for chronic anal fissures from March till March were studied prospectively. Mean duration of hospital stay was 1. At the end of 6 weeks post op, only 37 patients
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Anal sac disease is the most common disease entity of the anal region in dogs. Small breeds are predisposed; large or giant breeds are rarely affected. In cats, the most common form of anal sac disease is impaction.
An anal fissure is a tear or ulcer in the lining of the anus the opening at the end of the digestive tract where stool leaves the body. Anal fissures may be caused by an injury from a hard or large bowel movement or from frequent loose bowel movements. Uncommonly, they may also be caused by penetration of the anus during anal sex.