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What are some characteristics of the rash pityriasis rosea?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)

Pityriasis rosea, which is also known as the Christmas tree rash because of its appearance, typically begins with a large reddish or pink scaly, itchy patch of skin somewhere on the torso or, sometimes, on the arms and legs. The main large patch is usually then followed by several similar, but smaller, patches.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.