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Chapter 3
Primary/Secondary/Vascular Lesions
| Term | Definition |
|---|---|
| Macule | Small, Flat, Discolored Area |
| Patch (Vitiligo) | Larger, Flat, Discolored Area |
| Papule | A Small Solid Mass |
| 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 | "Bubble" |
| Pustule | A Pus-Filled Blister |
| Abscess | A Localized Collection of Pus In The Body |
| Erosion | Loss of Skin |
| Ulcer | Sore |
| Excoriation | A Scratch |
| Fissure | A Crack In The Skin |
| Scale | Skin Flaking Off |
| Crust | A Dried Substance (i.e., Blood, Pus) On The Skin |
| Vascular Lesions | Wounds Related To Blood Vessels |
| Cherry Angioma | A Small Blood Vessel Tumor |
| Telangiectasia (Spider Angioma) | The overexpansion of the end of a blood vessel; angioma sometimes called spider because of how it looks on skin. |
| 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 (Often Precancerous) |
| Verucca | Wart |
| Xanthoderma | Yellow Skin |
| Xeroderma | Dry Skin |
| Xerosis | Condition of dryness |