Résumé

• Dyshidrotic eczema, or dyshidrotic dermatitis is a chronic, relapsing-remitting vesicular eruption of the palms and soles; classically pruritic.
• The common exacerbating factor is irritation, as seen in frequent hand washing, hyperhidrosis, and stress. However, the underlying aetiology is unknown.
• Diagnosis is based on characteristic history and physical examination.
• The foremost objective in treatment is identification and avoidance of exacerbating factors.
• First-line therapy is topical corticosteroids or immunomodulators.
• For severe cases of eruptive bullae on the palms and soles, which are consistent with pompholyx; oral corticosteroids are helpful.
• Recalcitrant cases of dyshidrotic conditions are treated with a wide variety of therapeutic options, including phototherapy, oral immunomodulators, nickel-directed therapy, and physical modalities.