Pityriasis rosea - Symptoms & causes - Mayo Clinic
2024年7月12日 · The rash can be itchy. 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 the symptoms. The rash persists for several weeks and heals without scarring.
Pityriasis Rosea (Christmas Tree Rash): Causes & Treatment
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 usually appears on the trunk (torso), arms and legs.
Pityriasis rosea - DermNet
Pityriasis rosea is a self-limiting rash, which resolves in about 6–10 weeks. It is characterised by an initial large "herald patch" followed by smaller patches resembling a christmas tree.
Pityriasis Rosea Rash: Symptoms, Causes, & Treatment - WebMD
2023年10月24日 · The condition is sometimes called "Christmas tree rash." Though its exact cause is still unknown, doctors think the rash is related to a viral infection, possibly some forms of herpes. It...
Pityriasis Rosea (Christmas Tree Rash) - Healthline
2024年1月19日 · Christmas tree rash, or pityriasis rosea, is an oval-shaped skin patch that can appear on different parts of your body. Here’s how to identify it and what to do if you have it.
Pityriasis Rosea: Causes, Symptoms, Stages, & Treatment
2023年4月24日 · The individual lesions form a symmetrical "Christmas tree" pattern on the back with the long axis of the ovals oriented in the "Lines of Blaschko" (invisible skin lines of embryonic origin). This rash is usually limited to the trunk, arms, and legs. Pityriasis rosea usually spares the face, hands, and feet. What causes pityriasis rosea?
Pityriasis Rosea - Johns Hopkins Medicine
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 causes many more small patches. The rash most often appears on the chest, back, and belly. It can take 1 to 3 months to go away.
Pityriasis rosea - Diagnosis & treatment - Mayo Clinic
2022年10月11日 · In most cases, your health care provider can identify pityriasis rosea by looking at the rash. You might need a scraping or possibly a skin biopsy, which involves taking a small piece of the rash for testing. This test can help tell a …
Pityriasis rosea - NHS
Check if you have pityriasis rosea. The main symptom of pityriasis rosea is a rash. Some people get flu-like symptoms a few days before the rash appears, including: tiredness. a sore throat. a high temperature. a headache. The rash appears in 2 stages.
Pityriasis Rosea: The Christmas Tree Rash - Sanova Dermatology
The rash has a unique pattern on the skin, affecting the skin folds and often described as resembling a Christmas tree. Pityriasis rosea usually lasts for around 6 to 8 weeks before fading naturally, but can last for up to 12 weeks in some cases. Who gets it?
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