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 |