Blistering Skin on a Boy's Hands and Feet

A 15-month-old boy presents with a history of skin blistering since birth, primarily on his hands, feet, and the perioral face. Blisters and erosions also involve the trunk, some in an annular configuration. There is no family history of neonatal blistering or skin fragility. Over time, the patient has had a decreased number of new vesicles and bullae associated with ...