What is PRP?

Here's a selection of information from patients & professionals to better understand Pityriasis Rubra Pilaris.


Pityriasis rubra pilaris (PRP) is a group of rare skin disorders that cause inflammation and shedding of the skin. Typically, PRP appears first as a small spot and then spreads to the entire body. It will impact different parts of the body in different ways for unpredictable periods of time.