Acral bullae in an infant

A previously healthy 3-month-old male presented to the hospital with an acute onset of vesicles coalescing into tense bullae on the hands and feet. On admission, vesicles, erosions and tense bullae were noted on the palms and soles (figure 1). Complete blood count showed mildly elevated white blood cells with peripheral eosinophilia. A punch biopsy revealed a subepidermal …