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I.
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A.
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Definition: L. rosaceous, rosy.
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Rosacea is a syndrome of unknown etiology involving the skin and the eyes. It ranges from repeated intense flushing to larger cystic lesions involving mainly facial skin.
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Age: 30-50
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Race: Whites, occasionally in Blacks
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Season: Late spring, summer
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Lesions:
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Stage 1: frequent episodes of flushing
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Stage 2: persistent erythema and telangiectases
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Stage 3: papules and pustules (occasionally cysts)
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Stage 4: Rhynophyma (occasionally oto-, mento-,or zygophyma)
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Anatomic distribution:
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Face (cheeks, forehead, chin);rarely presternal, limbs (arms, wrists, thighs), and palms(?)
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