ICD-11 classes
14 Diseases of the skin
Skin disorders involving specific cutaneous structures
Disorders of the epidermis and epidermal appendages
Disorders of hair
ED70 — Alopecia or hair loss
ED70.2 — Alopecia areata

ICD-11 ED70.2 — Alopecia areata

A microscopically inflammatory, usually reversible, patchy hair loss occurring in sharply defined areas and usually involving the beard or scalp

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code ED70.2 contains 4 clarifying diagnoses:

1. ED70.20 — Patchy alopecia areata of scalp
2. ED70.21 — Alopecia totalis
3. ED70.2Y — Other specified forms of alopecia areata
4. ED70.2Z — Alopecia areata, unspecified