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28 Cards in this Set
- Front
- Back
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a flat circumscribed area that is a change in the color of the skin; less than 1 cm in diameter
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macule
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an elevated, firm, circumscribed area, less than 1 cm in diameter
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papule
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a flat, nonpalpalbe, irregular-shaped macule greater than 1 cm in diameter
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patch
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Elevated, firm, and rough lesion with flat top surface greater than 1 cm in diameter
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plaque
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elevated, irregular-shaped area of cutaneous edema; solid transient, variable diameter
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wheal
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elevated, firm, circumscribed lesion; deeper in dermis than a papule; 1-2 cm in diameter
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nodule
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elevated and solid lesion; may or may not be clearly demarcated; deeper in dermis; greater than 2 cm in diameter
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tumor
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elevated, circumscribed, superficial, non in to dermis; filled with a serrous fluid; less than 1 cm in diameter
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vesicle
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vesicle greater than 1 cm in diameter; aka "blister"
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bulla
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elevated, superficial lesion; similar to a vesicle but filled with purulent fluid (pus)
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pustule
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elevated, circumscribed, encapsulated lesion; in dermis or subcutaneous layer; filled with liquid or semi-solid material
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cyst
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fine, irregular, red lines produced by capillary dilation
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telangiectasia
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heaped-up, keratinized cells; flaky skin; irregular, thick or thin; dry or oily, variation in size
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scale
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rough, thickened epidermis secondary to persistent rubbing, itching, or skin irritation; often involves the flexor surface of the extremity
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lichenification
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irregular-shaped, elevated, progressively enlarging scar; grows beyond the boudaries or the wound; caused by excessive collagen formation during healing
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keloid
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thin to thick fibrous tissue that replaces normal skin following injury or laceration to the dermis
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scar
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loss of the epidermis; linear hollowed-out, crusted area
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excoriation
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linear crack or break from the epidermis to the dermis; may be moist or dry
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fissure
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loss of part of the epidermis; depressed, moist, glistening; follows rupture of a vesicle or bulla
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erosion
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loss of epidermis and dermis; concave; varies in size
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ulcer
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dried serum, blood, or purulent exudates; slightly elevated; size varies; brown, red, black, tan or strawberry colored
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crust
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thinning of skin surface and loss of skin markings; skin translucent and paper-like
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atrophy
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red-purple, nonblanchable discoloration greater than 0.5 cm in diameter
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purpura
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red central body with radiating spider-like legs that blanch with pressure to the central body
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spider angioma
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bluish spider, linear or irregularly shaped, does not blanch with pressure
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venous star
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red-purple, non-blanchable discoloration less than 0.5 cm in diameter
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petechiae
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red-purple, non-blanchable discoloration of variable size
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ecchymoses
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red irregular macular patches
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capillary hemangioma
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