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Ch. 3
Lesions
| Question | Answer |
|---|---|
| macule, macula | small, flat, discolored area (freckle) |
| patch (vitiligo) | larger, flat, discolored area |
| papule | a small solid mass (pimple) |
| plaque | a solid mass on the surface of the skin |
| nodule | a solid mass that extends deeper into the skin |
| tumor | a larger solid mass |
| vesicle | a smaller blister |
| bulla | a larger blister |
| pustule | a pus-filled blister |
| abscess | a localized collection of pus in the body |
| erosion | loss of skin |
| ulcer | a sore |
| excoriation | a scratch |
| fissure | a crack in the skin |
| scale | skin flaking off |
| crust | a dried substance (blood, pus) on the skin |
| vascular lesion | wounds related to blood vessels |
| cherry angioma | a small blood vessel tumor |
| telangiectasia (spider angioma) | the over expansion of the end of a blood vessel |
| petechia | a small bruise |
| ecchymosis | a larger bruise |
| cicatrix (cicatrices) | scar |
| keloid | overgrowth of scar tissue |
| epidermal tumors | tumors on the skin |
| nevus | mole |
| dysplastic nevus | a mole with bad changes/formations (precancerous) |
| verruca | wart |