derm Flashcards
gag (27 cards)
rashes or blisters (involving dermis)
punch biopsy
erythema nodosum, panniculitis (involving subcutis)
elliptical excision, saucerization
atypical moles, pigmented lesions
elliptical excision, saucerization
margins for suspected melanoma
1-3mm margins
rashes w/ fever
roseola, 5ths, scarlet fever
atopic dermatitis
extensor surfaces
cheeks, scalp
chronic relapsing inflammatory skin condition
pruritic
pityriasis rosea
herald patch, tree pattern
molluscum contagiosum
pearly papules, umbilicated, spontaneous resolution
measles rash
starts on face/mouth
ill-appearing
trunk --> peripherally macular/maculopapular age: 3yrs fever 1-2 days
roseola
trunk, BL symmetry xmas tree herald patch rose colored w slight scale NOT pruritic widespread
pityriasis rosea
body but spares palms, soles blanching fine macules sunburn like sandpaper papules fever before rash lasts several weeks
scarlet fever
thick yellow crust
vesicles or pustules
impetigo
face & thighs erythematous on face then pink papules lacy, reticular pattern low grade fever
fifths
erythema infectiosum
*not infectious once rash appears
anywhere erythematous, annular patch raised border central clearing confirm w/ KOH
tinea
punch/superficial shave biopsy
performed for large lesions when suspicion of melanoma is low (has potential effects on staging and prognosis)
high-risk malignancy is > _mm
6mm
acne tx in skin of color
combo therapy over monotherapy
topical retinoids in skin of color
use at lower conc to avoid hypERpigmentation
tx of acne and post inflamm hyper pigmentation in skin of color
azelaic acid
most comm cancer in skin of color
basal cell CA
(glossy black with pearly appearance)
usu in non-sun-exposed sets such as LE, anogenital area, scalp
shave biopsy
comm melanoma among ppl of color
acral lentiginous melanoma
preferred post-inflamm hypERpigment tx
hydrochloroquinone
dermatosis papulosa nigra
benign with no malignant potential
strong genetic predisopsition
no tx req
