Pityriasis rosea Flashcards
What is Pityriasis Rosea?
Pityriasis Rosea is likely an ide reaction to a viral infection, often described as “a flu of the skin.”
What are the early signs of Pityriasis Rosea?
Sometimes begins with a flu-like prodromal episode.
The first skin symptom is usually a large “herald patch” or “mother patch” on the trunk or arms.
Describe the progression of Pityriasis Rosea lesions.
After the herald patch, smaller oval lesions appear on the trunk and upper arms.
These lesions scale at their borders.
What is the typical distribution pattern of Pityriasis Rosea lesions?
Lesions typically align with the skin lines, forming a “Christmas tree pattern” on the back.
Is there a causal treatment for Pityriasis Rosea?
No causal treatment is available. The disease is self-limiting
How is itch managed in Pityriasis Rosea?
Calamine lotion or, in rare cases, antihistamines can be used for itch relief.
What treatments are recommended for dry skin and scaling in Pityriasis Rosea?
Aqueous cream, emulsifying ointment, or urea 10% cream are recommended for managing dry skin and scaling.
