Pityriasis rosea (PR) is an acute inflammatory skin disorder ... Body surfaces with significant sun exposure are usually not affected. The cause of the disease is unknown, although viral etiology ...

Usually, a pityriasis rosea rash begins as a large oval patch on the skin. A person may then develop smaller patches or tiny bumps on their skin. Experts do not know the exact cause of this rash.

Classically, pityriasis rosea begins as an erythematous ... but has the potential to cause life- and limb-threatening complications in immunocompetent and immunocompromised hosts.

A common skin concern, pityriasis versicolor is occasionally referred to as tinea versicolor. Here’s what you need to know about identifying and treating it. I still remember first noticing the ...

Molina, MDA circular rash isn't always ringworm. While the bullseye circle rash is typical of ringworm, a fungal infection, ...