Clinical Challenge: A Diffuse Erythematous Eruption on a Teenager

A 16-year-old female seeks treatment for an extensive eruption involving her trunk and extremities that developed 3 weeks earlier. On questioning, the patient states that the rash was preceded by a slight fever and a sore throat. She was taking no medication when the rash began and has no history of allergies or cold sores. She received oral steroids from ...