Pityriasis Rubra Pilaris Quiz

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Learn more about Pityriasis rubra pilaris

Content updated on Nov 2, 2022

What is pityriasis rubra pilaris?

Pityrasis rubra pilaris is a group of rare skin disorders which causes reddish orange discoloration of skin and appearance of scaly patches with well demarcated borders. It usually affects elbows, knees, palms and soles.

Symptoms of pityriasis rubra pilaris

  • Black/blue/brown spots or moles, on the skin and lining of the mouth

  • Skin hardening

  • Change in nail shape

Questions your doctor may ask to check for pityriasis rubra pilaris

Your doctor may ask these questions to diagnose pityriasis rubra pilaris

  • Are there black, blue, or brown spots on the skin or elsewhere? (Including moles)

  • Do you have hardening of the skin?

  • Has your nail shape changed?

Treatment for pityriasis rubra pilaris

Pityriasis rubra pilaria can be managed by creams, ointments and oral medication.

View the symptoms of Pityriasis rubra pilaris


  • Wang D, Chong VC, Chong WS, Oon HH. A Review on Pityriasis Rubra Pilaris. Am J Clin Dermatol. 2018 Jun;19(3):377-390. doi: 10.1007/s40257-017-0338-1. PMID: 29302927.


  • Roenneberg S, Biedermann T. Pityriasis rubra pilaris: algorithms for diagnosis and treatment. J Eur Acad Dermatol Venereol. 2018 Jun;32(6):889-898. doi: 10.1111/jdv.14761. Epub 2018 Jan 17. PMID: 29247481.


  • Eastham AB. Pityriasis Rubra Pilaris. JAMA Dermatol. 2019 Mar 1;155(3):404. doi: 10.1001/jamadermatol.2018.5030. PMID: 30725099.


Reviewed By:

Yukiko Ueda

Yukiko Ueda, MD (Dermatology)

From our team of 50+ doctors

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Kameda Medical Center, Japan

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