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Pityriasis rosea

  • Definition

    Pityriasis rosea is a common type of skin rash seen in young adults.

    Causes, incidence, and risk factors

    Pityriasis rosea is believed to be caused by a virus. It occurs most often in the fall and spring.

    Although pityriasis rosea may occur in more than one person in a household at a time, it is not thought to spread from one person to another.