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Anorectal abscess

Definition:

An anorectal abscess is a collection of pus in the anal or rectal region.

Alternative Names:

Anal abscess; Rectal abscess; Abscess - anorectal

Causes, incidence, and risk factors:

Infection of an anal fissure , sexually transmitted infections, and blocked anal glands are common causes of anorectal abscesses . Deep rectal abscesses may be caused by intestinal disorders such as Crohn's disease or diverticulitis .

The following factors increase your risk for an anorectal abscess:

The condition may occur in infants and toddlers who are still in diapers and who have a history of anal fissures. The abscess often appears as a swollen, red, tender lump at the edge of the anus. The infant may be fussy from discomfort, but there are generally no other symptoms.

Rectum

Rectum

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