skin disorders

keloid scar

extend beyond og injury & can affect mobility if not surgically removed/ treated w/ steroid injections

contracture scars

usually from burns; tightening of skin, impairing mobility, affecting muscles & nerves

hypertrophic scars

similar to keloids but do not breach boundaries of injury site

acne scars

inflammation of sebaceous glands

athlete’s foot.

itchy fungal infection of the toes

boils/ carbuncles

inflammation of follicles & sebaceous glands

cold sores

itchy, stinging, fluid-filled blisters caused by herpes

contact dermatitis

itchy, red, swollen skin (blisters) caused by exposure to chems (ex. poison ivy)

impetigo

pink, water-filled, raised lesions surrounded by a yellow crust (staph)

psoriasis

non-contagious disease w/ red lesions covered w/ dry, silvery scales

decubitus ulcer/ bed sores

ulcers caused by severe blood restriction (cell death)

bruise

hematoma caused by blood escaping circulation/ vit C def or hemophilia

basal cell carcinoma

least malignant and most common cancer w/ 99% cure rate

squamous cell carcinoma

easily curable, sun-induced skin cancer

malignant melanoma

5% of skin cancers that quickly spreads & often results in death

inflammation

first step of healing process

bleeding, clotting, scabbing

second step of healing process

fibroblasts migrate & fill the cut w/ connective tissue

third step of healing process

new connective fibers (scab) made by fibroblasts sloughs off

fourth step of healing process