laracrystalo's version from 2016-07-20 15:25

Section 1

Question Answer
hyperkeratosis and parakeratosispsoriasis
spongiosiseczematous dermatitis (edema in intercellular spaces)
acantholysispemphigus vulgaris (separation of epidermal cells)
mask of pregnancymelasma (chloasma)
autoimmune destruction of melanocytesvitiligo --> complete depigmentation
silvery scalepsoriasis
auspitz signpsoriasis --pinpoint bleeding spots form exposure of dermal papillae
nail pitting psoriasis
facial flushing in response to external stimulirosacea (alcohol or heat will do it)
stuck on appearance seborrheic keratosis
horn cystsseborrheic keratosis
leser trelat signseborrheic keratosis --> suddenly lots appear --> underlying GI malignancy
condyloma acutinatumverrucae
superficial dermal edemaurticaria
pemphigus vulgaris antibodyIgG against desmoglein (desmosome)
IF shows epidermal cells in netlike patternpemphigus vulgaris
bullous pemphigoid antibodyIgG against hemidesmosomes
tense blisters with eosinophils that spare mucosabullous pemphigoid
flaccid intraepidermal bullae that separatepemphigus vulgaris
nikolsky signpemphigus vulgaris (separation of epidermis upon manual stroking of skin)
IF shows linear pattern at epidermal dermal jxnbullous pemphigoid
IgA at tips of dermal pappilaedermatitis herpetiformis (celiac)
associated with mycoplasma infections erythema multiforme
targets with multiple ringserythema multiforme
SJS over 30% of bodytoxic epidermal necrolysis
axilla and neckacanthosis nigricans
velvetyacanthosis nigricans
anterior shinserythema nodosum
sawtooth infiltrate of lymphocyteslichen planus
purple lichen planus
wickham striaereticular white lines of lichen planus on mucosa

Section 2

Question Answer
christmas tree distributionpityriasis rosea
collarette scalepityriasis rosea
herald patchpityriasis rosea
tanning and photoaging raysUVA
sunburn raysUVB
most common cancerbasal cell
palisading nucleibasal cell
pink pearly nodulebasal cell
keratin pearl on histologysquamous cell
precursor to squamous cellactinic keratosis
scaly plaque on faceactinic keratosis
chronic draining sinusessquamous cell
slow growing squamous cell cancerkeratoacanthoma
lower lipsquamous cell
upper lipbasal cell
melanoma subtype more commonly found in dark skinnedacral lontigenous (under palms and soles)
associated with Hep Clichen planus and porphyria cuteanea tarda
plantar wartsHPV
loss of elastic fibers in perivascular connective tissuesenile purpura
yellow skin lesions in kidshave fat! nevus sebaceous
shallow ulcers in nosethink cocaine abuse OR lupus, behcets, wageners
autoimmune destruction of melanocytesvitiligo
light color on hands, feet, facevitiligo
coin shaped skin problemnummular dermatitis
tx keloid?intralesional corticosteroid injection
honey crustedimpetigo
limited impetigo txmupirocin
extensive impetigo txoral cephalexin or clindamycin
what can arsenic do to skin?increases SCC risk
central craterkeratoacanthoma
red raised vascular lesion that easily bleedspyogenic granuloma
ring shaped scaly patch with central clearingtinea corporis
tx tine corporisterbinafine, griseofulin, clotrimazole
lizard skinichthyosis vulgaris
sicca syndromesjogrens generalized dryness of mucous membranes with dry mouth itchy eyes, cough, dyspareunia
pellagradermatitis, diarrhea, dementia in niacin deficiency and carcinoid syndrome
dx melanoma withexcision biopsy
single lesion that then disseminatespityriasis rosea
tx pityriasis if sxsteroids or UV light
dark urineporphyria cutanea tarda
+ Nikolsky signSSSS, TEN, pemphigus vulgaris

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