Classification[ edit ] Anorectal abscesses are classified according to their anatomic location and the following are the most common types; Perianal abscess, Ischiorectal abscess, Intersphincteric abscess and Supralevator abscess. Signs and symptoms[ edit ] Pain in the perianal area is the most common symptom of an anorectal abscess. The pain may be dull, aching, or throbbing. It is worst when the person sits down and right before a bowel movement. After the individual has a bowel movement, the pain usually lessens. Other signs and symptoms of anorectal abscess include constipation , drainage from the rectum, fever and chills, or a palpable mass near the anus.
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The condition may occur in infants and toddlers who are still in diapers and who have a history of anal fissures. Symptoms Common symptoms are swelling around the anus and a constant, throbbing pain with swelling. Pain may be severe with bowel movements, coughing and sitting. Other symptoms may include: Discharge of pus from the rectum Fatigue, fever , night sweats, and chills Redness, painful and hardened tissue in the area of the anus Tenderness In infants, the abscess often appears as a swollen, red, tender lump at the edge of the anus.
An abscess is a painful collection of pus, usually caused by a bacterial infection. Abscesses can develop anywhere in the body. This article focuses on two types of abscess: It's more difficult to identify an abscess inside the body, but signs include: