An abscess which forms in fat cells between the anus and the ischium.
An abscess in the space between the sheet of muscle that assists in control of the rectum (levator ani) and the pelvic bone. It may occur spontaneously, but is often secondary to an anal fissure, thrombosed ‘hemorrhoids, or other disease of the anus. Symptoms are severe throbbing pain near the anus with swelling and fever. Pus is drained from the abscess by surgical incision.
An abscess arising in the space between the rectum and ischial bone and often resulting in a fistula. It may occur spontaneously or be secondary to an anal fissure, thrombosed haemorrhoids or other anal disease. The disorder is painful and usually accompanied by fever. Treatment is by a combination of antibiotics and surgery.
An abscess located close to the anal opening. Also referred to as anorectal abscess, marginal abscess, or perirectal abscess.