1.
2. primary lesion lesion that develops on previously unaltered skin
3. lesion a region in an organ or tissue that has suttered damage thru
, Nurse Practitioner Exam Guide.
injury or disease
4. secondary lesion lesion that either changes impression over time or occurs when a
primary
lesion is scratched it may be infected
5. macule circumscribed flat area; ditterent color and texture from
surrounding tissue, <1cm
ex.) ephelides (freckles), petechia, flat nevi (moles)
6. patch a large macule; >1cm
ex.) mongolian spot, Cafe, au lair spot
7. papule Small solid elevated lesion; <1cm
ex.) bug bite, elevated nevus (mole) or verruca (wart)
8. plaque elevation of skin; >1cm; example psoriasis lesion
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9. pustule a visible accumulation of purulent fluid under skin; <1cm; examples
acne and impetigo
10. vesicle a circumscribed elevation of skin contains "SEROUS FLUID:
<1cm; exam- ples, herpes simples, varicella, shingles
11. nodule solid mass of skin, is elevated or palpated >1cm; often extends
deeper into dermis: examples xanthoma and fibroma
12. bulla blister, circumscribed elevation containing fluid >1cm , extends
only into epidermis, examples burns, superficial blister, contact
dermatitis
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13. wheal elevated white or pink compressible papule or plaque, a red,
axon-medi- ated flare often surround it, commonly associated with
allergic reaction, examples PPD test and mosquito bites
14. cyst any closed cavity or sac; contains fluid or semisolid material,
normal or abnormal epithelium. example sebaceous cyst
15. Abscess a localized collection of purulent fluid in a cavity formed by
disintegration
or necrosis of tissues >1cm
16. tumor "MASS: > few cm in diameter; firm or soft; benign or malignant
17. configuration: annular circular, begins in center and spreads to periphery
18. configuration: lesions run together
conflu- ent
19. configuration
lesion cluster
: grouped
20. configuration: gyrate twisted, coiled, spiral and snake like
21. configuration: linear scratch, streak, line stripe
22. configuration: annular lesions merge
poly- cyclic