Question | Answer |
oval yeast, stains gram pos | candida albicans |
Acetowhitening: | Condyloma acuminate |
most important prognostic indicator in malig melanoma: | Breslow level: depth of lesion measured in mm from top of clinical lesion to bottom |
On a Tzanck smear, these are suggestive of virus: | multinucleated giant cells |
Wood’s light fluoroscopy | Dermatophytes infections, Erythrasma (coral red) |
Clark level: | level of anatomic invasion in melanoma; esp important in areas w/thinner skin (eyelids, ears, genitals) |
diascopy is used to see: | vascular lesions |
when doing a KOH prep always scrape the: | border of the lesion |
fluoresces white with wood's lamp | vitiligo |
fluoresces coral red with wood's lamp | erythasma |
clinical evaluation of chronic urticaria | complete H&P, CBC, LFT's, TFT's, RFT's, ESR or CRP, bx in cases of vasculitis |
lichen simplex chronicus dx studies | KOH to r/o fungal; bx: hyperplasia & hyperkeratosis |
lichen planus | bx & immunofluorescence to confirm; Hep C screen (+ HCV often seen in lichen planus pts) |
lichen planus tx | topical steroids, occlusive dressings; cyclosporine for oral lesions; systemic tx for severe; poss PUVA tx |
Hyperplastic prickles cells w/excess keratin = | skin warts (HPV) |
Wood’s light: Coral red = | Erythrasma (2/2 Corynebacterium minutissimum) |
KOH: Hyphae & buds, spaghetti & meatballs | Fungus, Candida |
HSV labs | HSV viral cx, antigen detection tests, antibody titers |