Bilateral palmar scattered vesicles that have evolved to pustules. In pompholyx, the vesicles usually erupt suddenly and in crops. Pruritus may be present or absent.

Vesicles and pustules of dyshidrotic eczema in varying stages of evolution. The differential diagnosis is pustular psoriasis and contact dermatitis. The feet often develop a similar eruption.

Severe hand eczema: marked erythema, vesicles, and scaling. Contact allergy should be considered, and the patient patch tested to a broad screening series and occupational allergens.