Morphological skin lesions Flashcards
Round/discoid
coin-shaped (no central clearing)
Oval
ovoid
Annular
Round, active margins with central clearing
Zosteriform (dermatomal)
following a nerve or segment of the body
Polycyclic
Interlocking or coalesced circles
Linear
in a line
Iris/target lesion
Pink macules with purple central papules
Stellate
star shaped
Serpiginous
snakelike or wavy line track
Reticulate
netlike or lacy
Morbilliform
measles-like: maculopapular lesions that become confluent on the face and body
Discrete
well demarcated or defined, able to draw a line around it with confidence
Indistinct
Poorly defined, have borders that merge into normal skin
Active
margin of lesion shows greater activity than center
Irregular
Nonsmooth or notched margin
central clearing
an erythematous border surrounds lighter skin
Desquamation
Peeling or sloughing of skin
Keratotic
Hypertrophic stratum corneum
Punctation
central umbilication or dimpling
Telangiectasis
dilated blood vessels within lesion blanch completely, may be markers of systemic disease
