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22 Cards in this Set
- Front
- Back
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neurologic dz most often assoc'd with what dermatitis?
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seborrheic dermatitis
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strep pharyngitis then drop-like scaly eruption
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guttae psoriasis (25% go on to have chronic psoriasis)
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wickham's striae
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lichen planus
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if pt has 5 p's and wickham's striae, must also check what else?
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check for viral hepatitis! (hep C--strong association)
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when do sentinel node bx for melanoma?
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if lesion is 1mm+ and no palpable nodes
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only consistent prognostic predictors for melanoma?
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depth and ulceration
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recommended margins for melanoma excision
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0.5cm--in situ; 1cm--1-2mm; 2cm-->2mm
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target shaped lesions on hands most frequently caused by?
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herpes virus infection
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how often must check psych status of pt on isotretinoin
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every month
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herpes zoster Tzanck smear would show
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(blue) multinucleated KERATINOCYTES
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herald patch
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pityriasis rosea
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"christmas tree" distribution
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pityriasis rosea
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pt has h/o URI and "christmas tree" distribution of rash, must check what else?
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RPR titer b/c can look like secondary syphilis (pityriasis rosea)
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rash that is worse in humid weather
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tinea versicolor
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"rodent ulcer"
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BCC
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when is Mohs indicated for BCC?
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if >2cm or in delicate area
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most common cause of erythema nodosum
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idiopathic
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pt has erythematous tender nodules on shins and arthralgia
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eryhtema nodosum
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gun-metal colored border
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pyoderma gangrenosum
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what dermatitis is assoc'd with IBD, seronegative arthritides, myelogenous leukemia, and IgA monoclonal gammopahty?
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pyoderma gangrenosum
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ab pain, arthralgia, palpable purpura
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think Henoch-Schonlein purpura and check urinalysis again to make sure kidney's ok
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CDKN2A
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mutation assoc'd with hereditary melanoma and increased risk for pancreatic cancer
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