The genus Malassezia comprises lipophilic yeasts that inhabit the human skin as commensals, yet under certain conditions can provoke superficial infections such as pityriasis versicolor. This ... Pityriasis (pit-ih-RIE-uh-sis) rosea can happen at any age but is most common between the ages of 10 and 35.

Understanding the Context

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. Medicated lotions may lessen itchiness and speed the disappearance of the rash.

Key Insights

White spots on the face can cover a small or large area of skin. They can be hard bumps or flat patches. Possible causes include milia, pityriasis alba, vitiligo, and more. Many people experience ... A 58-year-old Caucasian man with melanoma was started on treatment with the anti-PD-1 immune checkpoint inhibitor (ICI) pembrolizumab (Keytruda, 200 mg every 21 days) after the cancer metastasized.

Final Thoughts

He ... 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. 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 eruption of many smaller scaly spots; pinkish with a red edge in people with light skin and greyish in darker skin. [4] Some medications and vaccines can cause a rash that looks like pityriasis rosea. It’s important to rule these out, so tell your dermatologist about vaccines you recently had and all medications you take.