CERTIFICATIONEXAM2023-2024. f f
primary lesion - ANSWER -lesion that develops on previously
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unaltered skin f
lesion - ANSWER -a region in an organ or tissue that has suffered
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damage thru injury or disease
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secondary lesion - ANSWER -lesion that either changes impression
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over time or occurs when a primary lesion is scratched it may be
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infected
,macule - ANSWER -circumscribed flat area; different color and texture
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from surrounding tissue, <1cm
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ex.) ephelides (freckles), petechia, flat nevi (moles)
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patch - ANSWER -a large macule; >1cm
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ex.) mongolian spot, Cafe, au lair spot
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papule - ANSWER -Small solid elevated lesion; <1cm
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ex.) bug bite, elevated nevus (mole) or verruca (wart)
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plaque - ANSWER -elevation of skin; >1cm; example psoriasis lesion
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pustule - ANSWER -a visible accumulation of purulent fluid under
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skin; <1cm; examples acne and impetigo
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vesicle - ANSWER -a circumscribed elevation of skin contains
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"SEROUS FLUID: <1cm; examples, herpes simples, varicella, shingles
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nodule - ANSWER -solid mass of skin, is elevated or palpated >1cm;
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often extends deeper into dermis: examples xanthoma and fibroma
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,bulla - ANSWER -blister, circumscribed elevation containing fluid
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>1cm , extends only into epidermis, examples burns, superficial
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blister, contact dermatitis
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wheal - ANSWER -elevated white or pink compressible papule or
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plaque, a red, axon-mediated flare often surround it, commonly
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associated with allergic reaction, examples PPD test and mosquito
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bites
cyst - ANSWER -any closed cavity or sac; contains fluid or semisolid
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material, normal or abnormal epithelium. example sebaceous cyst
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Abscess - ANSWER -a localized collection of purulent fluid in a cavity
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formed by disintegration or necrosis of tissues >1cm
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tumor - ANSWER -"MASS: > few cm in diameter; firm or soft; benign
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or malignant
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, configuration: annular - ANSWER -circular, begins in center and
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spreads to periphery
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configuration: confluent - ANSWER -lesions run together
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configuration: grouped - ANSWER -lesion cluster
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configuration: gyrate - ANSWER -twisted, coiled, spiral and snake like
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configuration: linear - ANSWER -scratch, streak, line stripe
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configuration: polycyclic - ANSWER -annular lesions merge
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configuration: solitary or discrete - ANSWER -individual and distinct
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lesions that remain separate
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configuration: target (iris) - ANSWER -resembles iris of eye; lesion
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with concentric rings of color
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