Dermatology Terms – skin lesions – Flashcards
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macule
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flat, circumscribed lesion up to 5mm in diameter - distinguished from surrounding skin by color.
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Patch
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Equal to macule, but greater than 5mm in diameter
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Papule
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Elevated dome shaped or flat topped lesion less than 5mm
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Nodule
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Elevated lesion with spherical contour
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Plaque
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Elevated flat topped lesion greater than 5mm
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vesicle
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fluid filled raised lesion up to 5mm
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Bulla
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same as vesicle but greater than 5mm
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blister
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common term for vesicle or bulla
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pustule
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discrete, pus filled, raised lesion
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Wheal
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itchy, elevated lesion with variable blanching and erythema (due to dural edema)
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Scale
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dry, platelike excrescence
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Lichenification
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thickened and rough skin characterised by prominent skin markings (usually due to rubbing
