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Rectal prolapse can present in a variety of forms and is associated with a range of symptoms including pain, incomplete evacuation, bloody and/or mucous rectal discharge, and fecal incontinence or constipation. Complete external rectal prolapse is characterized by a circumferential, full-thickness protrusion of the rectum through the anus, which may be intermittent or may be incarcerated and poses a risk of strangulation. There are multiple surgical options to treat rectal prolapse, and thus care should be taken to understand each patient's symptoms, bowel habits, anatomy, and pre-operative expectations. Preoperative workup includes physical exam, colonoscopy, anoscopy, and, in some patients, anal manometry and defecography. With this information, a tailored surgical approach (abdominal versus perineal, minimally invasive versus open) and technique (posterior versus ventral rectopexy +/- sigmoidectomy, for example) can then be chosen. We propose an algorithm based on available outcomes data in the literature, an understanding of anorectal physiology, and expert opinion that can serve as a guide to determining the rectal prolapse operation that will achieve the best possible postoperative outcomes for individual patients.

Morbidly obese individuals are more likely than moderately obese individuals to demonstrate CC-SIT scores consistent with olfactory dysfunction. The reason for this is unclear but is probably related to metabolic changes occurring in morbidly obese individuals.

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