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Med Term Skin
Skin
Term | Definition |
---|---|
adip/o | fat |
derm/o | skin |
dermat/o | skin |
cutan/o | skin |
onych/o | nail |
trich/o | hair |
seb/o | oil |
hidr/o | sweat |
kerat/o | hard |
melan/o | black |
leuk/o | white |
eryth/o | red |
xanth/o | yellow |
xer/o | dry |
epidermis | upper layer of skin consisting of 5 strata |
dermis | deep to epidermis; lower layer of skin that is vascular and innervated |
sebum | oil |
keratin | protein substance that builds and reinforces skin, hair and nails |
lesion | pathologically altered tissue |
primary lesion | arises from healthy tissue |
macula | aka macule; small, discolored, non-palpable spot on skin <1cm |
tumor | palpable mass that is >1cm and is uncontrolled, irregular growth |
bulla | fluid-filled sac below skin; >0.5cm |
secondary lesion | arises from change to primary lesion |
ulcer | open sore that can lead to infection |
scale | flaking of skin that is exfoliated |
vascular lesions | lesions to vessels |
cherry angioma | small blood vessel tumor on skin |
purpuric lesions | purple lesions |
petechia | small hemorrhagic sites below the surface; can be indicative if tendency to bleeding |
cicatrix | scar |
nevus | mole |
verruca | wart |
comedo | sebaceous plug in hair follicle |
pruritis | severe itching |
urticaria | hives |
burn | damage to skin by heat, chemicals, electricity, radiation or gases |
rubella | measles |
varicella | pox |
furuncle | boil |
impetigo | sores around mouth/nose caused by bacteria |
lupus | autoimmune inflammation of skin and other organs |
melanoma | most common form of skin cancer (malignant neoplasm) |
tinea | fungal infection |
biopsy (Bx) | removal of a small portion of tissue for pathological examination |