EA91.42

ICD-11 MMS 2026-01

Oral lichen planus, unspecified

Description

Lichen planus of oral mucosa without mention of presence or absence of ulceration.

Index terms

  • Oral lichen planus, unspecified

Exclusions from above levels

  • 1B72.0 – Bullous impetigo of the napkin area
  • 1F23.12 – Napkin candidosis
  • EH71 – Dermatoses precipitated by drug therapy
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  • EH76 – Dermatoses associated with specific classes of medication

Sibling codes

  • EA91.40 – Non-erosive lichen planus of oral mucosa
  • EA91.41 – Erosive oral lichen planus
  • EA91.43 – Lichenoid mucositis
  • EA91.4Y – Other specified lichenoid reactions of oral mucosa

Foundation entity

Oral lichen planus, unspecified – http://id.who.int/icd/entity/2115480325

Part of: EA91.4: Lichen planus and lichenoid reactions of oral mucosa › EA91: Lichen planus › 14: Diseases of the skin