ch.10
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| Little white or reddish ulcer | aphtha
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| outer scab like layer of solid matter formed by drying of a body exudate or secretion | crust
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| closed, epithelial-lined sac, normal or pathologic, that contains fluid or other material | cyst
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| outermost and nonvascular layers of skin | epidermis
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| the dermis or true skin just beneath the epidermis | corium
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| soft tissue slightly depressed lesion in which the epithelium above the basal layer is denuded | erosion
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| read area of variable size and shape; reaction to irritation, radiation, or injury | erythema
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| growing outward | exophytic
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| benign bony growth projecting from surface of bone | exostosis
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| narrow slit or cleft in epidermis where infected ulceration, inflammation, and pain can result | fissure
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| unknown etiology | idiopathic
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| hardened; abnormally hard | indurated
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| use of finger and thumb of same hand | bidigital
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| use of a single finger | digital
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| use of finger or fingers and thumb from each hand applied simultaneously in coordination | bimanual
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| the two hands are used at same time to examine corresponding structures on opposite sides of body | bilateral
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| lesion limited to small focal area | localized
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| involves most of area or segment | generalized
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| one lesion of particular type with distinct margin | single lesion
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| more than one lesion of a particular type | multiple lesions
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| discrete, not running together; may be arranged in clusters | separate
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| close to each other with margins that merge | coalescing
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| lesion above the plane of skin or mucosa, considered blisterform or nonblisterform | elevated lesion
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| lesion that contains fluid, usually soft and translucent | blisterform
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| blisterform lesion, small 1cm or less, this surface covering, may contain serum or mucin & appear white | vesicle
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| blisterform lesion, may be more or less than 5mm in diameter, contains pus that gives yellowish color | pustule
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| blisterform lesion, large/more than 1cm, filled with fluid, usually mucin or serum, may contain blood | bulla
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| lesion that is solid and does not contain fluid | nonblisterform
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| nonblisterform lesion, small/pinhead to 5mm in diameter, solid and may be pointed, rounded, or flat topped | papule
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| nonblisterform lesion, larger than papule (greater than 5mm but less than 1cm) | nodule
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| nonblisterform lesion, 2cm or greater in width, general swelling or enlargement, does not refer to neoplasm, either benign or malignant | tumor
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| nonblisterform lesion, slightly raised with broad, flat top, usually larger than 5mm in diameter, "pasted on" appearance | plaque
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| lesion below level of skin or mucosa | depressed lesion
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| most depressed lesion, represent loss of continuity of epithelium, center is often gray to yellow, surrounded by red border, may result from rupture of elevated lesion | ulcer
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| shallow, depressed lesion, does not extend through epithelium to underlying tissue | erosion
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| lesion that is on same level as normal skin or oral mucosa, may occur as single or multiple lesions | flat lesion
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| circumscribed area not elevated above surrounding skin or mucosa, may be identified by color, which contrasts with surrounding normal tissues | macule
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| resembles small, nipple shaped projection or elevation | papillary
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| loose membranous layer of exudate containing organisms, precipitated fibrin, necrotic cells, and inflammatory cells produced during inflammatory reaction o surface of tissue | pseudomembrane
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| any mass of tissue that projects outward or upward from normal surface skin | polyp
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| marked with points or dots differentiated from surrounding surface by color, elevation or texture | punctate
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| bony elevation or prominence usually found on midline of hard palate | torus
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| rough, wart-like | verrucous
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Created by:
welchang
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