11836873
Description
Flashcards by Laura Gennaro , updated more than 1 year ago
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Created by Laura Gennaro
over 6 years ago
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| What is Pathology/ | Branch of medical/dental science that deals with the laboratory examination of samples of body tissue for diagnostic or forensic purposes -studies the cause and effects of diseases |
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Petechia
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round, pinpoint area of hemorrhage |
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Papule
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-solid, raised lesion -less than 5mm in diameter |
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Nodule
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-solid, raised lesion -greater than 5mm in diameter |
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Macule
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-focal area of color change -not elevated or depressed in relation to surrounding mucosa |
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Plaque
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-flat lesion -may be slightly elevated in relation to surrounding mucosa |
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Ulcer
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-discontinuity of skin/mucosa -complete loss of epidermis/epithelium revealing connective tissue -frequently appears depressed/excavated -yellow in color |
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Erosion
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-discontinuity of skin/mucosa -incomplete loss of epidermis/epithelium -red in color |
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Vesicle
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-superficial blister -less than 5mm in diameter -fluid-filled |
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Bulla
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-Blister -greater than 5mm in diameter -fluid-filled |
| Papillary | exhibiting numerous surface projections |
| Verrucous | rough, warty surface |
| Sessile | -broad-based -base is widest part of lesion -used to describe mass lesions |
| Pedunculated | -narrow base -stalk is more narrow than mass -used to describe mass lesions |
| Pustule | discrete, pus-filled, raised lesion |
| Fissure | Narrow/slit-like ulceration or groove |
| Cyst | -pathologic cavity -epithelium-lined -often filled with liquid (more common in bone than soft tissue) |
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Petechia |
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Papule |
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Nodule |
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Macule |
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Plaque |
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Ulcer |
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Erosion |
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Vesicle |
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Bulla |
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Papillary & Pedunculated |
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Verrucous & Sessile |
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