Pityriasis rosea is a rash that can appear anywhere on your body, especially your trunk, arms and legs. Antihistamines and hydrocortisone creams can reduce itching. Pityriasis rosea is a self-limiting rash, which resolves in about 6-10 weeks.
It is characterised by an initial large "herald patch" followed by smaller patches resembling a christmas tree. A week or two after the herald patch appears, it is joined by "daughter patches" - smaller, scaly rashes that form on your chest or back, often in the shape of a Christmas tree. Christmas tree rash, or pityriasis rosea, is an oval-shaped skin patch that can appear on different parts of your body.
Here's how to identify it and what to do if you have it. This harmless rash often forms a telltale "Christmas tree" pattern on the back that makes it easy to identify. Pityriasis rosea is a rash that often begins as an oval spot on the face, chest, abdomen or back.
This is called a herald patch and may be up to 4 inches (10 centimeters) across. Then you may get smaller spots that sweep out from the middle of the body in a shape that looks like drooping pine-tree branches. The rash can be itchy.
Pityriasis (pit-ih-RIE-uh-sis) rosea can happen at any age but. Get an overview of Christmas tree rash. Pityriasis rosea causes a rash that will clear on its own, so most people don't need treatment.
See a board-certified dermatologist if: You're pregnant or think you could be. You'll need a diagnosis, so you can tell your obstetrician. Symptoms are interfering with your everyday life.
If. "Christmas Tree" Pattern: The rash often follows the skin's cleavage lines, creating a pattern that resembles a Christmas tree, particularly on the back. Oval Shape: The individual spots are typically oval-shaped and slightly scaly.
Symmetrical Distribution: The rash is generally symmetrical, affecting both sides of the body. You are pregnant and develop a rash, as pityriasis rosea during pregnancy might be associated with potential complications, though this is rare and requires medical evaluation. Conclusion Pityriasis rosea, with its distinctive "Christmas tree pattern" and herald patch, is a common and usually benign skin condition.