What is fungal keratoderma palmoplantare?

• Typical feature: unilateral palmar keratoderma occasionally pruriginous + bilateral plantar keratoderma (syndrome one hand, two feet) • Whitish, mealy, with strengthening of palmoplantar folds • May be accompanied by nail involvement • Plantar keratoderma, fissure or not, limited or not to the heel, isolated without palmar involvement is possible