Exam 2 Vocabulary Flashcards
papule
superficial thickening of the epidermis <1cm; elevated
ex. mole, wart
macule
flat color change of skin
ex. freckle, hyperpigmentation, petechiae
plaque
merged papules >1cm
ex. psoriasis
nodule
1-2cm in diameter elevated skin; typically deeper than papule
ex. fibroma
wheal
irregularly shaped, raised erythematous skin tissue; slightly edematous
ex. mosquito bite, allergic reaction
tumor
large, deep, firm lesion; may be benign or malignant
ex. lipoma, hemangioma
vesicle
elevated up to 1cm cavity containing clear fluid
ex. herpes, varicella
bulla
superficial thin-walled blister >1cm which ruptures easily
ex. friction blister, burn
urticaria
merged, pruritic wheals
ex. hives
fissure
linear crack in skin w/abrupt edges which extends into dermis; dry or moist
ex. cheilosis, athlete’s foot
excoriation
self inflicted abrasion from intense itching
ex. insect bite, varicella
lichenification
“moss-like” thickened area of skin from prolonged itching; packs of papules
keloid
benign excess scar tissue from surgery, piercing, tattoos, infections, burns
hemangioma
benign tumor made up of newly formed blood vessels; resolves on its own
patch
macules larger than 1cm
petechiae
tiny, flat, purple/red spots on skin surface resulting from miniscule hemorrhages
pruritis
itchy
edema
abnormal accumulation of fluid in interstitial spaces
contusion
swelling, discoloration, and pain w/o break in skin (bruise)
cherry angioma
small, slightly raised red area typically on the trunk, face, or neck; increase in size and # w/age
acrocyanosis
persistent cyanosis of the extremities, especially hands
cafe au lait
flat, brown skin lesion
cellulitis
inflammation/infection of the soft tissue under the skin
sclera
white part of eye