Note: Pityriasis rosea is commonly called "Christmas tree rash" because of its characteristic tree-like pattern: one large oval patch that branches out into smaller pink or dark patches.

Yes, it’s possible to experience a Pityriasis rosea rash that doesn’t itch ... These may appear in a “Christmas tree” pattern on the chest or back.

Pityriasis rosea (PR) is an acute inflammatory skin disorder ... lines of cleavage on the trunk in a characteristic Christmas tree-like pattern. Body surfaces with significant sun exposure are ...

In a review of pregnant patients with pityriasis rosea (PR), 19% experienced unfavorable outcomes, which were higher in cases that occurred before 15 weeks gestation. To address conflicting data ...