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18 Cards in this Set

  • Front
  • Back
macule
flat
color change
<1cm diameter
ex: freckle
primary lesion
patch
flat
larger (>1cm)
ex: cafe au lait spots
primary lesion
papule
primary lesion
discrete
solid
raised
<1cm
ex: nevus (birth mark)
nodule
primary lesion
larger
discrete
raised
solid
rounded
ex: rheumatoid nodule
plaque
primary lesion
raised
flat-topped
>1cm
ex: psoriasis
wheal
primary lesion
transient
edematous
erythematous
plaque
ex: hive, urticaria
vesicle
primary lesion
fluid filled
<0.5cm
(herpes)
bulla
primary lesion
larger
fluid filled
ex: friction blister
pustule
primary lesion
vesicle-like
filled with purulent exudate
ex: folliculitis
what are secondary lesions?
due to secondary factors such as rubbing, itching, superimposed infection, loss of tissue
erosion
secondary lesion
loss of epidermis
scratching
ulcer
secondary lesion
loss of epidermis and part of dermis
fissure
thin
linear
erosion or ulceration
ex: cracked lips (cheilitis)
scale
hyperkeratosis (dry skin)
rubbing
crust
dried serous and serosanguinous exudate
ex: impetigo (superficial skin infection)
lichenification
secondary lesion
accentuation of skin markings thickening of skin (epidermis)
ex: prolonged rubbing, sole of feet
atrophy
secondary lesion
decr epidermis, dermis, or sub Q
verrucous
wart-like
secondary lesion