Pityriasis

Updated on Sep 22, 2024

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ICD-9-CM 696.5		MeSH D010915

Pityriasis commonly refers to flaking (or scaling) of the skin. The word comes from the Greek πίτυρον "bran".

Classification

Types include:

Pityriasis alba

Pityriasis lichenoides chronica

Pityriasis lichenoides et varioliformis acuta

Pityriasis rosea

Pityriasis circinata

Pityriasis rubra pilaris

Pityriasis versicolor

Dandruff, historically called Pityriasis capitis

Pityriasis amiantacea

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