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23 Cards in this Set
- Front
- Back
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define a macule
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1. flat discoloration
2. <1 cm in diameter |
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define a papule
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1. elevated skin lesion
2. <1 cm in diameter |
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define a plaque
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1. elevated skin lesion
2. >1 cm in diameter |
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define a vesicle
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1. small fluid-containing lesion
2. <0.5 cm in diameter |
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define a wheal
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1. like a vesicle but occurs transiently
2. as in urticaria (hives) |
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define a bulla
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1. large fluid-containing lesion
2. >0.5 cm in diameter |
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what is lichenification?
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1. accentuated skin markings in thick epidermis
2. as a result of scratching |
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what is a keloid?
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1. irregular raised lesion
2. resulting from scar tissue hypertrophy |
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what is petechiae?
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1. flat, pinhead, nonblanching
2. red-purple lesion caused by hemorrhage into the skin 3. seen in any cause of thrombocytopenia |
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what is purpura?
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1. larger than petechiae
2. nonblanching, red-purple lesion caused by hemorrhage into the skin |
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what is a cyst?
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1. closed epithelium-lined cavity or sac
2. containing liquid or semisolid material |
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what is hyperkeratosis?
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1. increased thickness of stratum corneum
2. seen in chronic dermatitis |
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what is parakeratosis?
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1. hyperkeratosis c/ retention of nuclei in stratum corneum
2. with thinning of stratum granulosum 3. usually seen in psoriasis |
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what lesion is:
cafe-au-lait vitiligo freckle junctional nevi ink tattoo? |
macule
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what lesion is:
acrocordon (skin tag) basal cell carcinoma molluscum contagiosum intradermal nevi lichen planus |
papule
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what lesions is:
bowen's disease mycosis fungoides psoriasis eczema tinea corporis |
plaque
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what lesion includes:
nevus flammeus vitiligo |
patch
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what lesion includes:
rheumatoid nodule tendon xanthoma erythema nodosum lipoma metastatic carcinoma |
nodule
1. elevated, solid lesion 2. >0.5 cm in diameter 3. larger, deeper papule |
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what lesion includes:
urticaria dermographism urticaria pigmentoas |
wheal
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what lesion includes:
herpes simplex herpes zoster dyshidrotic eczema contact dermatitis |
vesicle
1. papule that contains clear fluid 2. a blister |
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what lesion includes:
pemphigus vulgaris bullous pemphigoid bullous impetigo |
bulla
1. localized fluid collection 2. >0.5 cm in diameter 3. a large vesicle |
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what lesion includes:
folliculitis impetigo ance pustular psoriasis |
pustule
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what lesion includes:
acne epidermoid cyst pilar cyst |
cyst
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