solar keratosis

solar keratosis.

See actinic keratosis.

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keratosis

any horny growth on the skin, such as a wart or callosity; a firm, elevated, circumscribed area of excessive keratin production. Common in humans but uncommon in animals.

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actinic keratosis

varies from a sharply outlined verrucous or keratotic growth to poorly defined areas of erythema, which are premalignant lesions. Due to excessive exposure to the sun. Called also solar keratosis.

equine cannon keratosis

see cannon keratosis.

linear keratosis

see equine linear keratosis.

keratosis pilaris

hyperkeratosis limited to the hair follicles.

seborrheic keratosis, keratosis seborrheica

single or multiple elevated plaques and nodules often hyperpigmented with a hyperkeratotic greasy surface. They are benign, of unknown etiology, but have no connection with seborrhea. Occur in dogs and humans.

solar keratosis

see actinic keratosis (above).

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solar

emanating from or pertaining to the sun's rays.

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solar burn

see sunburn.

solar dermatitis

see solar dermatitis.

solar elastosis

degenerative changes in the dermis caused by excessive solar radiation.

solar keratosis

see actinic keratosis.

nasal solar dermatitis

see solar dermatitis, collie nose.