Young boys with desquamating skin

CASE #1

A boy, aged 4 years, was brought to the emergency department (ED). His parents reported that he had experienced recurrent ear infections over the past eight months, the most recent of which had occurred two weeks earlier and had been treated with sulfamethoxazole/trimethoprim (Bactrim, Septra, Sulfatrim). Three days before presenting to the ED, the boy had a low-grade fever, ...