Pityriasis rosea is an oval-shaped rash that’s typically raised and scaley. The underlying cause isn’t clear, but experts suspect it’s related to viral infections. Skin rashes are common and ...

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

Tree man syndrome is a colloquial ... Over time, the infection causes skin growths, such as viral warts and pigmented, inflamed patches. In severe or extreme cases, a person may develop bark ...