Xerosis Flashcards

1
Q

epidemiology

A

natural aging characteristic > 60 years, worse in the cold

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2
Q

exogenous causes of xerosis

A

excessive bathing, lathering soaps, hot bathing water, decreased household humidity

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3
Q

endogenous causes of xerosis

A

aging, renal insufficiency, med side effects, autoimmune conditions like DM, hypothyroidism, sjogrens

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4
Q

> 60 years this occurs to the skin

A

decrease in lipids, decrease in water binding capacity of stratum corneum, decrease in ceramides, drying stratum corneum form small cracks and leads to more water loss

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5
Q

clinical features

A

initially on bilateral shins, spares face neck palms and soles, can occur over years, pale pink erythematous plaque with fine scale releasing powder

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6
Q

asteototic eczema

A

superficial cracks and fissures resembles a dry river bed, pink or light red in color

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7
Q

tx

A

liberal emollients ointment based, urea, amlactin, ceramides, cool baths, non lathering soaps, pat dry, mid potency steroids BID x 7 days to decrease inflammation

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