Pityriasis

For the monotypic bird genus, see Bornean bristlehead.

Pityriasis
Classification and external resources
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

See also

• Desquamation
• List of cutaneous conditions