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Secondary Skin Lesio
When lesion changes over time or changes because of a factor
| Word | Definition | Examples |
|---|---|---|
| Crust | The thickened, dried out exudate left when vesicles burst or dry up. COlor can be red-brown, honey, or yellow | Impetigo, weeping eczematous dermatitis, scab following abrasion |
| Scale | Compact, desiccated flakes of skin, dry or greasy, silvery, or white, from shedding of dead excess keratin cells | Psorasis, eczema, dry skin, ichthyosis |
| Fissure | Linear crack with abrupt edges, extends into dermis, dry or moist | Cheilosis, athlete's foot |
| Erosion | Scooped out but shallow depression. Superficial; epidermis lost; moist but no bleeding | (blank) |
| Ulcer | Deeper depression extending into dermis, irregular shape, may bleed; leaves scar when heals | Stasis, ulcer, pressure sore |
| Excoriation | self inflicted abrasion; superficial; soemtimes crusted; scratches from intense itching | Insect bited, scabies, dermatitis, varicella |
| Scar | After a skin lesion is repaird, normal tissue is lost and replaced with connective tissue. This is a permanent fibrotic change | Healed area of surgery or injury, acne |
| Atrophic Scar | Resulting skin level depressed with loss of tissue; a tinning of the epidermis | Striae |
| Lichenification | Prolonged intense scratching eventually thickens the skin and produces tightly packed sets of papules, looks like surace of moss | (blank) |
| Keloid | A hypertrophic scar. Resulting skin level is elevated by excess scar tissue, whis is beyond the site of original injury. Looks smooth, Rubbery, claw like and higher among blacks | (blank) |