Lichen simplex

Description

Circumscribed pruritic lichenification of the skin of any origin. If a circumscribed area of skin is subjected to repeated rubbing or scratching, localised epidermal thickening or lichenification will ensue. The nape of the neck, genitalia, perianal area and lateral calf are commonly affected sites.

Excludes

EA80 – Diffuse neurodermatits

Exclusions from above levels

1F86.4 – Cercarial dermatitis
EB44 – Dermatitis herpetiformis
ED90.1 – Periorificial dermatitis

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

Child codes

EA83.00 – Lichen simplex of vulva
EA83.01 – Lichen simplex of male genitalia
EA83.02 – Perianal lichen simplex
EA83.0Y – Lichen simplex of other specified site
EA83.0Z – Lichen simplex of unspecified site

Sibling codes

EA83.1 – Secondary lichenification

Foundation entity

Lichen simplex – http://id.who.int/icd/entity/1430564150

Allowed postcoordination axes

specificAnatomy

Part of: EA83: Lichen simplex or lichenification › 14: Diseases of the skin