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Anorectal Abscess


An anorectal abscess is a pocket of pus in the tissue near the end of the rectum (anus). Most abscesses are caused by a blocked anal gland that develops an infection.

Other possible causes of an anorectal abscess include:

Symptoms of an anorectal abscess include:

  • A painful swelling (mass) around the anus.
  • Drainage of pus from the anus.
  • Fever.
  • Pain in or around the anus.
  • Pain when passing stool.

A person should see a doctor if an anorectal abscess is suspected. Treatment is needed to prevent worsening of the infection and serious illness.

ByHealthwise Staff
Primary Medical ReviewerWilliam H. Blahd, Jr., MD, FACEP - Emergency Medicine
Specialist Medical ReviewerDavid Messenger, MD
Last RevisedFebruary 20, 2013

eMedicineHealth Medical Reference from Healthwise

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