Derm Flashcards
what is the pic showing
acrochordons → skin tags
pruritic lesion, tan to brown, waxy, stuck on appearance
seborrheic keratosis
asymptomatic papule, dimpled on either side when squeezed
following inflamed hair follicle
dermatofibroma
brown papule around eyes and malar cheeks
genetic
AA
dermatosa papulosa nigra
tx for dermatosis papulosa nigra least likely to cause hypopigmentation
liquid nitrogen
scattered light brown macule on dorsal hands and face
increasing in number, otherwise unchanged
dog walker in LA
solar lentigines
major criterion for neurofibromatosis (NF) 1 and important finding to look for on PE when screening pt’s
axillary freckling
pt’s w. neurofibromatosis 1 need to be followed closely for
development delays/learning disabilities
reddish papules on nose, chin, medial cheeks and small, scattered hypo pigmented macule
what PE finding would suggest tuberous sclerosis
dental enamel pits
gingival fibromas
larger hypopigmented macules
periungal fibromas
newborn w. 5 hypopigmented birthmarks 1-2 cm
tuberous sclerosis is suspected via genetics testing
how do you manage
baseline MRI of brain and EEG dt CNS involvement and sz potential
MRI of brain at dx and q 1-2 years after in asymptomatic pt < 25 yo
and baseline EEG
pt w. Sturge Weber syndrome can have __ associated w. capillary malformations
soft tissue overgrowth
dt GNAQ mutation
capillary malformations (port wine stains) can be associated w. leptomeningealangiomatosis and sz in setting of sturgeon weber syndrome (SWS)
what is recommended for management
urgent refer to ophthalmology to screen for glaucoma
7 yo w. 2 months of hair loss w. scaling in a few small patches
how do you dx
fungal culture
10 yo boy has patches of hair loss of different lengths
parents cut hair so he’ll stop pulling
most likely dx?
trichotillosis
30 yo woman has 2 patches of hair loss that shed suddenly - a few hairs grow w.in them
there is no scale and skin feels smooth
what do you tell her about prognosis
hairs will likely regrown on their own w.in 6-12 mo
35 yo woman w. normal menstrual periods c.o sudden hair loss throughout cal over past few weeks
not getting much sleep w. 6 mo old breastfeeding through the night
she notices ore hairs in drain and in shower and on hairbrush
most likely cause?
pregnancy/delivery
58 yo woman complains of gradual hair loss starting on top of scalp
worried about balding
rec for tx?
topical minoxidil
45 yo woman c.o gradual loss of hair on front of scalp w, similar change on sides
what do you recommend to prevent further hair loss
wear hair in natural, non pulling styles
36 yo woman w. 1 year of progressive hair loss
she notices scaling around follicles w. tender sensation, shiny scalp, w.o hair follicles in patches
course of action?
referral to derm
43 yo presents for eval of white spots on tongue that have ben present for at least 1 mo
not painful or itchy, don’t bleed - no fever or pain w, swallowing
PMH: HIV, has not been taking meds - most recent CD4 was 152
PE: white corrugated plaques on lateral margins of tongue - can not be scraped off
what causes these lesions
epstein-barr infxn
typical distribution: lateral tongue
mc in smokers