Anal / perianal eczema

Last Updated: 2021-07-26

Author(s): Navarini A.

ICD11: -

Anal itch

Spongiotic dermatitis of the anus.

  • Atopy
  • Toxic-cumulative effects
  • Contact allergy (wet toilet wipes)

Erythematous, sometimes confluent, often highly pruritic and excoriated papules in the area of the anus.

  • Medical history (atopy, use of wet wipes, hygiene).
  • Clinic
  • Patch testing if necessary
  • Atopy testing if necessary
  • If necessary, biopsy in case of therapy resistance and suspicion of extramammary Paget's disease
  • Candida swab if necessary

Anal / perianal region. 

Secondary colonization with C. albicans.

Typically chronic. Have to break the vicious cycle in case manual irritation is involved. The secret sign for this is lichenification.