perianal abscess

Perianal abscess refers to a formed infective-inflammatory collection within the perianal region. It forms part of the broader group of anorectal abscesses. They are often associated with perianal fistulae and are components of grades 2 and 4 fistulae of the St James’ University Hospital classification .


Infection and anal gland drainage obstruction from the perianal fistula may lead to an acute perianal abscess.


Recognized associations include:

Treatment and prognosis

While some abscesses may resolve spontaneously via internal drainage into the anal canal, others may require surgical incision and drainage.

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