acute pruritic bullous dermatitis

Differential diagnosis

• allergic contact dermatitis
• bullous pemphigoid (most often in older adults)
• dermatitis herpetiformis (associate with celiac disease)
• bullous impetigo
  • fragile, thin-roofed bullae
  • bullae rupture easily, leaving erosions & honey-colored crusts
  • most commonly in children
• dyshidrotic eczema (pompholyx)
  • symmetric, pruritic vesicles & bullae on palms & sides of the fingers
• insect bite, insect sting (sensitized persons)
• Stevens-Johnson syndrome
  • mucosal involvement, systemic symptoms, or extensive skin detachment
• pemphigus vulgaris
  • flaccid bullae & erosions, often with mucosal involvement
• disseminated herpesvirus infection
  • dermatomal or grouped vesicular pattern
  • especially in immunocompromised patients

More general terms

• vesiculobullous dermatitis