Pathological Flashcards Preview

Medical Terminology > Pathological > Flashcards

Flashcards in Pathological Deck (26):
1

lesions

areas of tissue altered due to pathological condition

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Primary lesions

appear on previously normal skin

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Secondary lesions

abnormalities that result from changes in primary lesions

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Vascular lesions

blood vessel lesions that show through the skin

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Macule

primary lesion, skin discoloration, freckle or mole

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Patch

primary lesion, skin discoloration

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Papule

primary lesion, small elevated mass (pimple)

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Nodule

primary lesion, small patch on skin

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Polyp

primary lesion, a large pimple or small node

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Polyp

primary lesion, any mass that projects upward (on a slender stalk = pediculated polyp, broad base = sessile polyp)

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Tumor

primary lesion, any abnormal tissue growth

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wheal

primary lesion, a smooth, slightly elevated area, usually associated with allergic itching

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bulla (pl. bullae)

primary lesion, large blister (more than 5mm)

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pustule

primary lesion, small elevated mass containing pus

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vesicle

primary lesion, small mass containing fluid

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cyst

primary lesion, may be filled with fluid or gas

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pilonidal cyst

contains hairs

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sebaceous cyst

contains yellow sebum

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erosion excoriation

secondary lesion, shallow area of skin worn away by friction or pressure

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fissure

secondary lesion, scratched area of skin, usually covered with dry blood

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ulcer

secondary lesion, a deep furrow or crack in skin surface

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decubitus

secondary lesion, wound with loss of tissue and often with inflammation, especially with decubitus ulcers or pressure sores

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Decubitus ulcers

(or pressure sores) chronic ulcers on skin over bony parts that are under constant pressure

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Scale

secondary lesion, thin plates of epithelium formed on the skin's surface

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Crust

secondary lesion, dried blood or pus that forms on the skin's surface

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keloid

secondary lesion, a firm, raised mass of scar tissue