Scarring alopecia

Definition

Hair loss in which there is irreversible damage to the hair follicle from inflammation, infection, malignant infiltration or trauma, resulting in destruction of the follicle and repair by fibrosis. Regeneration does not occur once the follicle has been destroyed.

Inclusions

• Cicatricial alopecia

Exclusions

• Lichen planopilaris (EA91.2)

4 subordinate codes

• ED70.50Folliculitis decalvans
• ED70.51Dissecting cellulitis
• 4B4YOther specified diseases of the immune system
• 4B4ZDiseases of the immune system, unspecified

Nearby in Alopecia or hair loss

• ED70.0Male pattern hair loss
• ED70.1Female pattern hair loss
• ED70.2Alopecia areata
• ED70.3Telogen effluvium
• ED70.4Anagen effluvium
• 4B4YOther specified diseases of the immune system
• 4B4ZDiseases of the immune system, unspecified