The patient is an 8-year-old girl who is brought to your urgent care center by her father, who reports his daughter has had a sore throat and a fever for “a few days.” Most recently, a petechial rash has appeared, spreading from her head and neck down to her torso. She also started complaining of nausea. The father also observes that her tongue appears redder than usual.
View the image and consider what your diagnosis and next steps would be. Resolution of the case is described on the next page.