14Diseases of the skin
Inflammatory dermatoses
Papulosquamous dermatoses
EA90Psoriasis
EA90.0
category
Plaque psoriasis
Definition The commonest form of psoriasis, which manifests as well-defined red, scaly plaques on the skin. Typical sites of initial involvement are the scalp, the extensor surfaces of the elbows and knees, the lower back and the shins. In severe disease a majority of the skin surface may be involved.
Also indexed as
Chronic plaque psoriasis Chronic small plaque psoriasis Discoid psoriasis Mild plaque psoriasis Moderate plaque psoriasis Nummular psoriasis Plaque psoriasis Psoriasis vulgaris Severe plaque psoriasis
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
View this entity in the official WHO ICD-11 browser .
This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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