Introduction (pour les professionnels)
Seborrheic keratosis (SK) is a benign epidermal neoplasm which presents as an eruption of one to hundreds of papules or plaques. The major potential burden for the patient is a cosmetic nuisance, but a florid acute appearance of SK lesions can rarely be associated with an internal neoplasm {Vielhauer, 2000; Heaphy, 2000; Grob, 1991}. Sometimes,…