Spiny keratoderma of the palms successfully treated with topical tacalcitol.

Sir, Spiny keratoderma is a rare disease characterized by keratotic spicules resembling a “music box spine” located on the palms and soles (1). This entity has been reported under several different names, such as punctate keratoderma (2), punctate porokeratotic keratoderma (3), palmar filiform hyperkeratosis (4), and spiny keratoderma of the palms and soles (1). We present here a case of spiny keratoderma of the palms treated with topical tacalcitol.