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Path Terminology
Dental Path Terminology
Question | Answer |
---|---|
Bulla | large blister, greater than 5mm in diameter |
Cyst | pathologic epithelium-lined cavity, often filled with liquid or semi-solid contents |
Ecchymosis | nonevelated area of hemorrhage, larger than a petechiae |
Endophytic | grows inward, down into the underlying tissue |
Erosion | superficial lesion, often arising secondary to rupture of a vesicle or bulla, characterized by partial or total loss of the surface epithelium |
Exophytic | a lesion that grows outward from the surface |
Expansile | causes expansion of the affected tissue |
Fissure | narrow slit-like groove |
Fluctuant | fluid filled |
Macule | focal area of color change which is not elevated or depressed in relation to its surroundings |
Multilocular | describing a radiolucent lesion having several of many components |
Nodule | solid, raised lesion which is greater than 5 mm in diameter |
Papillary | describing a tumor or growth exhibiting numerous surface projections |
Papule | solid, raised lesion which is less than 5mm in diameter |
Pedunculated | describing a tumor or growth whose base is narrower than the widest part of the lesion |
Petechia | round, pinpoint area of hemorrhage |
Plaque | lesion that is slightly elevated and is flat on its surface, may be the same color or different color from the adjacent tissue |
Pustule | blister filled with purulent exudate |
Sessile | describing a tumor or growth whose base is the widest part of the lesion |
Telangiectasia | vascular lesion cause by dilatation of a small, superficial blood vessel |
Ulcer | lesion characterized by loss of the surface epithelium and frequently some of the underlying connective tissue It often appears depressed or excavated |
Unilocular | describing a radiolucent lesion having a single compartment |
Verrucous | describing a tumor or growth exhibiting a rough, wart-like surface |
Vesicle | superficial blister, 5mm or less in diameter, usually filled with clear fluid |
Corticated | having a cortex or thin outer layer, in our case, a rim of bone along the peripheral borders of a lesion |
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