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DictionarySeekeratosiskeratosis punctata
keratosis [ker″ah-to´sis] any horny growth, such as a wart or callosity.actinic keratosis a sharply outlined wartlike or keratotic growth, which may develop into a cutaneous horn, and may become malignant; it usually occurs in the middle aged or elderly and is due to excessive exposure to the sun. Called also senile or solar keratosis. (See Atlas 3, Part F).keratosis follicula´ris a slowly progressive autosomal dominant disorder of keratinization characterized by pinkish to tan or skin-colored papules on the seborrheic areas of the body that coalesce to form plaques, which may become crusted and secondarily infected; over time, the lesions may become darker and may fuse to form papillomatous and warty malodorous growths. Called also Darier's disease and Darier-White disease.keratosis palma´ris et planta´ris palmoplantar keratoderma.keratosis pharyn´gea horny projections from the tonsils and pharyngeal walls. Called also pharyngokeratosis.keratosis pila´ris hyperkeratosis limited to the hair follicles.keratosis puncta´ta a hereditary hyperkeratosis in which the lesions are localized in multiple points on the palms and soles.seborrheic keratosis (keratosis seborrhe´ica) a benign, noninvasive tumor of epidermal origin, marked by numerous yellow or brown, sharply marginated, oval, raised lesions.senile keratosis (solar keratosis) actinic keratosis.punc·tate ker·a·to·der·ma [MIM*175860] horny papules over the palms, soles, and digits that develop central plugs; seen commonly in blacks; autosomal dominant inheritance. Synonym(s): keratoma disseminatum, keratosis punctatakeratosis punctataDiscrete horny projections from the sweat pores of the palms and soles.See also: keratosis |