skin disorders
Pityriasis Rubra Pilaris
Diagnosis of Pityriasis Rubra Pilaris
A doctor's evaluation Skin biopsy Doctors base the diagnosis of pityriasis rubra pilaris on how the scaly patches look and where they appear on the body. Doctors sometimes take a sample of skin tissue and examine it under a microscope (biopsy) to rule out other disorders (such as Seborrheic Dermatitis in children and 