Pityriasis rosea ... Pityriasis rosea is a type of skin rash. [2] Classically, it begins with a single red and slightly scaly area known as a "herald patch". [2] This is then followed, days to weeks later, by an …

Jul 12, 2024 · Pityriasis (pit-ih-RIE-uh-sis) rosea can happen at any age but is most common between the ages of 10 and 35. It tends to go away on its own within 10 weeks. Treatment may help relieve …

Jun 17, 2022 · Pityriasis rosea (pih-tuh-RY-uh-sis ROH-zee-uh) is a common skin condition that causes patches of your skin to develop raised, scaly rashes. It may appear on any part of your body, but it …

Oct 24, 2023 · Though its exact cause is still unknown, doctors think the rash is related to a viral infection, possibly some forms of herpes. It generally affects children, teens, and adults in their 20s, …

Mar 1, 2024 · While the exact cause remains unknown, research suggests that a virus causes this skin condition. We know that some people get pityriasis rosea after they’ve had an illness caused by a …

Pityriasis rosea is a disease that causes the formation of many small patches of scaly, rose-colored or tan-colored patches on the skin. Pityriasis rosea may be caused by a viral infection.

Jul 17, 2025 · Pityriasis rosea is a common and harmless skin rash that you can treat at home. Here’s how to tell if you have pityriasis rosea and what you can do to take care of it.

Pityriasis Rosea - Learn about the causes, symptoms, diagnosis & treatment from the Merck Manuals - Medical Consumer Version.

What is pityriasis rosea? Pityriasis rosea is a self-limiting rash, which resolves in about 6–10 weeks. It is characterised by a large circular or oval "herald patch", usually found on the chest, abdomen, or back.

What is pityriasis rosea? Pityriasis rosea is a type of skin rash. It is also called Christmas tree rash. It starts with 1 large, scaly patch. It may be round or oval. This is called the herald patch. It then …