Differential DiagnosisCongenitalAcquiredSubcornealMost of these conditions spare the oral mucosaStaphylococcal scalded skin syndromeIntraepidermalEpidermolysis bullosa simplexHailey-Hailey diseaseDarier diseaseAcute eczemaHand, foot and mouth diseaseHerpes simplexPemphigus vulgarisParaneoplastic pemphigusVaricella-zosterSubepidermalJunctional epidermolysis bullosaDystrophic epidermolysis bullosaAngina bullosa haemorrhagicaBullous lichen planusDermatitis herpetiformisEpidermolysis bullosa acquisitaErythema multiforme and SJS/TENLinear IgA diseaseMucous membrane pemphigoidTrauma