Cells exam 3 Flashcards
pruritis
itching
urticaria
hives
exanthem
rash
macule
flat circumscribed area of skin distinguished from surrounding skin by coloration
papule
elevated solid area <5 mm diameter
nodule
elevated solid area >5 mm diameter
vesicle
fluid filled area <5mm diameter
bulla
fluid filled area>5mm diameter
blister
common name for vesicle or bulla
plaque
elevated flat topped area, usually >5mm diameter
pustule
discrete pus-filled raised area
scale
dry, horny platelike excrescence
ulcer
cavity with loss of tissue from the epidermis and dermis, often weeping or bleeding
fissure
small, deep, linear crack or tear in skin
excoriation
traumatic lesion characterized by breaking of the epidermis, causing a raw linear area usually due to scratching
acanthosis
epidermal hyperplasia preferentially involving the stratum spinosum
acantholysis
loss of intercellular connections resulting in the lack of cohesion between keratinocytes
spongiosis
intercellular edema of the epidermis
CREST
calcinosis, Raynaud’s phenomenon, Esophageal dysfunction, Sclerodactyly, Telangiectasis