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52 Cards in this Set
- Front
- Back
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What are the types of flat, non-palpable primary lesions?
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- Macule: <1 cm in diameter
- Patch: >1 cm in diameter |
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What are the types of elevated or depressed, palpable primary lesions?
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- Papule: <1 cm in diameter
- Plaque: >1 cm in diameter (broad and flat surface) - Nodule: >1 cm in diameter (rounded surface) |
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What are the types of primary lesion blisters?
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- Vesicle: fluid-filled, <1 cm in diameter
- Bulla: fluid-filled, >1 cm in diameter - Pustule: pus-filled blister |
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What are the edematous papules and plaques called?
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Wheal (characteristic of urticaria / hives)
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What kind of primary lesion has visible dilated blood vesicles?
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Telangiectasia
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What are the types of primary lesions that cause divots in the skin?
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- Erosion: open area w/ partial or full loss of epidermis
- Ulcer: open area w/ loss of part of dermis - Fissure: linear ulcer |
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What are the types of primary lesions characterized by an hemorrhage (flat or elevated)?
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- Purpura: area of hemorrhage
- Petechiae: pinpoint purpura |
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What types of primary lesions are characteristically <1 cm?
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- Macule: flat, non-palpable
- Papule: elevated or depressed, palpable - Vesicle: fluid-filled blister - Petechiae: pinpoint purpura (hemorrhage) |
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What types of primary lesions are characteristically >1 cm?
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- Patch: flat, non-palpable
- Plaque: elevated or depressed, palpable (broad and flat) - Nodule: elevated, palpable (rounded surface) - Bulla: fluid-filled blister |
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What are the types of secondary changes?
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- Scale
- Crust - Lichenification - Induration - Excoriation - Erosion |
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What type of secondary change causes an accumulation of stratum corneum?
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Scale
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What type of secondary change causes dried serum, pus, or blood?
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Crust
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What type of secondary change causes epidermal thickening w/ accentuation of skin markings?
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Lichenification
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What type of secondary change causes dermal thickening causing firm feeling?
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Induration
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What type of secondary change shows a linear erosion caused by scratching?
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Excoriation
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What type of secondary change causes an ulcer or fissure?
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Erosion
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What are some terms used to describe the configuration of a lesion?
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- Round
- Nummular: coin-shaped - Geographic: irregularly-bordered - Polycyclic: multiple round lesions coalesced together - Serpiginous: wavy lines - Annular: ring-like w/ central clearing (2 zones of color) - Arcuate: curved - Linear: straight line - Targettoid: bulls-eye w/ 3 zones of color - Polygonal: resembles polygon - Reticulate or retiform: net-like - Stellate: star-shaped |
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What are some terms used to describe the distribution of a lesion?
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- Generalized: entire body
- Sun-exposed or photo-distributed - Acral: distal limbs - Blaschkoid: ectodermal development lines - Dermatomal - Symmetrical - Unilateral - Intertriginous: within body folds |
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How would you describe this lesion?
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• Location – Temporal scalp
• Primary lesion – PAPULE (elevated, palpable, <1 cm) • Size – 4-5 mm • Color – Yellow • Number – Solitary • Other descriptors – Smooth, Dome-shaped |
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How would you describe this lesion?
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• Location – Abdomen (periumbilical)
• Primary lesion – PAPULE (elevated, palpable, <1 cm) • Size – 1mm • Color – Skin-colored • Number – 40-50 • Configuration – Clustered • Secondary change – Excoriation/crusting • Other descriptors – Shiny, Flat-topped |
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How would you describe this lesion?
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• Location – Leg (calf)
• Primary lesion – PATCH (flat, non-palpable, >1cm) • Size – Few cm • Color – Dark brown • Number – Solitary • Other descriptors – Well-demarcated |
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How would you describe this lesion?
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• Primary lesion – PAPULES (elevated, palpable, <1cm) and
PUSTULES (pus-filled blister) • Size – 1-2 mm • Color – Pink or red • Number – Innumerable • Configuration – Symmetric, scattered |
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How would you describe this lesion?
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• Location – Lower back and buttocks
• Primary lesion – PLAQUES (elevated, palpable, >1cm) • Color – Pink • Shape – Geographic • Secondary change – Scaly • Other descriptors – Well-demarcated |
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How would you describe this lesion?
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• Location – Foot
• Primary lesion – PAPULES (elevated, palpable, <1cm) and plaques (elevated, palpable, >1cm) • Size – 2 mm to 1 cm • Color – Light pink • Secondary change – Scale • Other descriptors – Verrucous (warty) |
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How would you describe this lesion?
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• Location – Axilla
• Primary lesion – PLAQUE (elevated, palpable, >1cm) • Size – ~1x3cm • Color – Tan • Shape – Linear • Other descriptors – Verrucous |
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How would you describe this lesion?
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• Location – Back
• Primary lesion – PATCH (flat, non-palpable, >1cm) • Color – Depigmented • Secondary change – None |
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How would you describe this lesion?
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• Location – Leg (shin)
• Primary lesion – PLAQUE (depressed, palpable, >1cm) • Size – ~1-8cm • Color – Yellow-orange • Secondary change – Atrophy, Telangiectasia • Other descriptors? – Depressed |
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How would you describe this lesion?
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• Location – Abdomen
• Primary lesion – PLAQUE (elevated, palpable, >1cm) or nodule (palpable, >1cm, rounded) • Color – Dark red • Shape – Irregular, geographic • Other descriptors – Lobulated |
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How would you describe this lesion?
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• Primary lesion – PURPURA (area of hemorrhage, flat or elevated)
• Color – Dark purple • Configuration – Clustered • Shape – Stellate |
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How would you describe this lesion?
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• Location – Wrist
• Primary lesion – PLAQUE (elevated, palpable, >1cm) • Color – Purple red with dark purple center • Shape – Annular (ring-like, 2 zones) • Secondary change – Central VESICLES (fluid-filled blister, <1cm) |
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How would you describe this lesion?
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• Location – Leg (knee)
• Primary lesion – VESICLES (fluid-filled, <1cm) and BULLAE (fluid-filled, >1cm) • Flaccid or tense – Tense • Configuration – Round (some coalesced) • Secondary change – Erosion, crusting |
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How would you describe this lesion?
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• Primary lesion – MACULES (flat, non-palpable, <1cm) and thin PAPULES (elevated, palpable, <1cm)
• Size – Few mm • Color – Light pink • Configuration – Generalized • Secondary change – No • Other descriptors – Morbilliform (looks like measles), monomorphic |
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How would you describe this lesion?
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• Location – Palms
• Primary lesion – PAPULES (elevated, palpable, <1cm) and PLAQUES (elevated, palpable, >1cm) • Configuration? – TARGETOID (bulls-eye) • Color – Dusky red • Distribution – ACRAL (distal limbs) • Secondarychange – Vesiculation |
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How would you describe this lesion?
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• Location – Forehead
• Primary lesion – Papules • Size – 1 mm • Color – Skin-colored, light pink |
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How would you describe this lesion?
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• Location – Hand
• Primary lesion – PLAQUE (elevated, >1cm) • Color – Dull pink • Configuration – ANNULAR (ring-like w/ central clearing) • Secondary change - None |
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How would you describe this lesion?
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• Location – Chest
• Primary lesion – PAPULES (elevated, >1cm) and VESICLES (fluid-filled, <1cm) • Color – Bright pink • Distribution – Clustered, Dermatomal |
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How would you describe this lesion?
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• Location – Arm (antecubital fossa)
• Primary lesion – PLAQUE (elevated, >1cm) • Color – Dull pink • Secondary change – LICHENIFICATION (epidermal thickening w/ accentuated skin markings) and EXCORIATION (linear erosion caused by scratching) |
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How would you describe this lesion?
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• Location – Foot
• Primary lesion – PLAQUE (elevated, >1cm) • Configuration – Serpiginous • Color – Dull pink/red  |
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How would you describe this lesion?
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• Location – Arm
• Primary lesion – WHEALS (edematous papules and plaques - characteristic of hives) • Color – Bright pink, lavender center • Number – Innumerable, coalescing |
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How would you describe this lesion?
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• Primary lesion – Ulcer (open area w/ loss of part of dermis)
• Shape – Irregularly oval • Border characteristics – Violet-pink, Well-demarcated, Undermined • Base characteristics – Moist, Red and yellow |
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How would you describe this lesion?
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• Location – Legs
• Primary lesion – PATCH (non-palpable, >1cm) • Configuration – RETICULATED (net-like) • Color – Brown |
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How would you describe this lesion?
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• Location – Wrist
• Primary lesion – PAPULES (elevated, <1cm) • Configuration – Polygonal • Color – Lavender (purple) • Secondary change – Scale (Wickham’s striae) |
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How would you describe this lesion?
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• Primary lesion – PLAQUE (elevated, >1cm)
• Color – Light pink • Configuration – ANNULAR (ring-like w/ central clearing) • Secondary change – Scale |
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How would you describe this lesion?
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• Primary lesion – PLAQUE (elevated, >1cm)
• Color – Bright pink • Configuration – ANNULAR (ring-like w/ central clearing), polycyclic (coalesced) • Secondary change – Scale |
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How would you describe this lesion?
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• Location – Earlobe
• Primary lesion – EROSION (ulcer w/ secondary changes) • Configuration – Irregularly shaped • Secondary change – Honey-colored crust |
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How would you describe this lesion?
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• Location – Arm, chest, abdomen, back
• Primary lesion – MACULES (flat, <1cm), PATCHES (elevated, >1cm) • Color – Tan-brown • Configuration – Linear • Distribution – BLASCHKOID |
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How would you describe this lesion?
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• Location – Axilla
• Primary lesion – PATCHES (flat, >1cm), PLAQUES (elevated, >1cm) • Color – Bright pink • Distribution – INTERTRIGINOUS (within body folds) • Secondary change – Erosion, fissure • Other descriptors – Moist |
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How would you describe this lesion?
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• Location – Back
• Primary lesion – PAPULES (elevated, <1cm), PLAQUES (elevated, >1cm) • Configuration – Round (guttate) • Secondary change – Scale |
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How would you describe this lesion?
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• Location – Face
• Primary lesion – TELANGIECTASIA (dilated blood vessels) • Number – Many • Size – Few mm • Secondary change – None |
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How would you describe this lesion?
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• Location – Legs
• Primary lesion – PURPURA (area of hemorrhage, flat or elevated) • Number – Numerous • Size – 1-10 mm • Configuration – Coalescent • Secondary change – None |
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How would you describe this lesion?
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• Location – Nose (nasal root/bridge)
• Primary lesion – PLAQUE (elevated, >1cm) • Number – Solitary • Size – 1-1.5 cm • Color – Tan • Secondary change – Hemorrhagic crust • Other descriptor – Verrucous, crumbly |
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How would you describe this lesion?
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• Primary lesion – PAPULE (elevated, <1 cm)
• Number – Solitary • Color – Variable shades of brown • Configuration – Irregular |
