Perianal abscess

Perianal abscess refers to a formed infective-inflammatory collection within the perianal region. It forms part of the broader group of ano-rectal abscesses.

They are often associated with perianal fistulae and are components of grades 2 and 4 fistulae under the classification system suggested the St James University. UK 2.

Pathology

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

Associations

Recognised 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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Article Information

rID: 31184
Section: Pathology
Synonyms or Alternate Spellings:
  • Perianal abscesses

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