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Lesions
| Question | Answer |
|---|---|
| What lesion is flat, non palpable change in skin color, with different sizes, shapes, color; usually smaller than 1 cm? | Macule |
| What are examples of a macule? | Rubella, scarlet fever, freckles |
| What lesion is palpable solid raised and less than 1 cm | Papule |
| What are examples of a papule? | Ringworm, wart, mole |
| What lesion is solid, elevated, larger, and deeper than a papule? | Nodule |
| What is an example of a nodule? | Fibroma, intradermal nevi |
| What lesion is a small, blisterlike raised area of the skin that contains serous fluid, up to 1 cm in diameter? | Vesicle |
| What are examples of a vesicle? | Poison ivy, shingles, chicken pox |
| What lesion is a fluid filled vesicle or blister larger than 1 cm? | Bulla |
| What are examples of a bulla? | Burns, contact dermatitis |
| What lesion is a small elevation of skin or vesicle or bulla that contains lymph or pus? | Pustule |
| What are examples of a pustule? | Impetigo, scabies, acne |
| What lesion is round, transient elevation of the skin caused by dermal edema and surrounding capillary dilation; White center and red periphery? | Wheal |
| What are examples of a wheal? | Hives, insect bites |
| What lesion is a patch or solid and raised on the skin or mucous membrane that is greater than 1cm? | Plaque |
| What is an example of plaque? | Psoriasis |
| What lesion is a closed sac or pouch which consists of semi solid, solid, or liquid material? | Cyst |
| What is an example of a cyst? | Sebaceous cyst |
| What lesion is dry exfoliation of dead epidermis that may develop as a result of inflammatory changes? | Scale |
| What are examples of scales? | Very dry skin, cradle cap, psoriasis |
| What lesion is a scab formed by dry serum, plus, or blood? | Crust |
| What are examples of crust? | Infected dermatitis, impetigo |
| What lesion is traumatized abrasions of the epidermis or linear scratch marks? | Excoriation |
| What are examples of excoriation? | Scabies, dermatitis, burns |
| What lesion is a slit or cracklike sore that extends into dermis, usually due to continuous inflammation and drying? | Fissure |
| What are examples of fissures? | Athlete's foot, anal fissures |
| What lesion is an open sore that extends to the dermis? | Ulcer |
| What is an example of an ulcer? | Pressure sores |
| What lesion is thickening and hardening of skin from continued irritation such as from intense scratching? | Lichenification |
| What lesion is a mark left in the skin due to fibrotic changes following healing of a wound or surgical incision? | Scar |