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78 Cards in this Set
- Front
- Back
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KOH
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tinea
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scabies prep
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pruritin eruption, look for mite eggs or waste
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tzanck usefulnes
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herpetic evaluation for HSV or VZV
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catch of the tzanck
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will not differentiate between herpes simplex and varicella
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M's seen in tanck smear
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molding, multinucleate, margination
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direct immunofluorescence in pemphigus vulgaris
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IgG surrounding keratinocytes in a "fish net" appearance
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direct immunofluorescence in bullous pemphigoid
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IgG along basement membrane "linear pattern"
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side effect of antibiotics
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-SJS
-phototoxicity |
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side effect of immunosuppressants
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-latent TB infection
-decreased immune surveillance for tumor protection |
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side effects of corticosteroids
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-thin skin, acne, striae, lightening of skin, atrophy, ulceration
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guidelines for Mohs
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-recurrent tumor
->2 cm -on eyelids, nasolabial , and nasofacial folds -infiltrative or ill-defined -previos radiation sites -immunosuppressed patients - |
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phototherapy can be useful in what patients
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-psoriasis, atopic dermatitis, generalized pruritis, and mycosis fungiodes
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phototherapy IS NOT useful in what patients
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SLE, dematomyositis
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primary, secondary, or special:
macule |
primary
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primary, secondary, or special:
patches |
primary
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primary, secondary, or special:
papules |
primary
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primary, secondary, or special:
plaques |
primary
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primary, secondary, or special:
nodules |
primary
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primary, secondary, or special:
tumors |
primary
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primary, secondary, or special:
vesicles |
primary
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primary, secondary, or special:
bullae |
primary
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primary, secondary, or special:
pustules |
primary
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primary, secondary, or special:
wheals |
primary
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primary, secondary, or special:
scales (exfoliation) |
secondary
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primary, secondary, or special:
erosion |
secondary
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primary, secondary, or special:
ulcers |
secondary
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primary, secondary, or special:
crusts (scabs) |
secondary
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primary, secondary, or special:
fissures (cracks, clefts) |
secondary
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primary, secondary, or special:
excoriations or abrasions |
secondary
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primary, secondary, or special:
atrophy |
secondary
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primary, secondary, or special:
scars |
secondary
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what determines the color of a lesion
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1) color of skin
2) type of pigement within lesion 3. where pigment is in the skin 4. presence of abscence of inflammation 5. thickness of epiderm 6. hydration of skifine |
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fine reticulate pattern of white dots and line seen in lichen planus
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wickham's striae
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location of lichen planus
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wrists and ankles
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Ps in lichen planus
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purple, polygonal, pruritic, papule
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removal of scale results in bleeding
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ausptiz sign
psoriasis |
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patient with red rash that looks like rain drops with history of strep throat
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guttate psoriasis (strep pharyngitis)
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contact dermatitis is caused by
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direct results of injury to the skin by chemical exposure
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bug implicated in sebbroheic dermatitis
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pitysporum, yeast in sebaceous glands
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areas of sebbroheic dermatitis
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ears, eyes
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intra-epidermal blister
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pemphigus vulgaris
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subepidermal blister
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bullous pemphigoid
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tombstone appearance of suprabasilar split
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pemphigous vulgaris
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positive nikolsky's sign
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pemphigous vulgaris
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negative sitive nikolsky's sign
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bullous pemphigoid
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if there is inflammation the lesion will be
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palpable
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description of lesions in verruca vulgaris
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verrucous (elevated round papules and plaques with rough surface)
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open comedone
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blackhead
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closed comedone
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whitehead
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steroids have been shown to cause what cutaneous syndrome
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acne vulgaris
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3 lesions of acne
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comedone, pustules, nodules
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formation of acne lesions
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comedone: plugging of collicle with keratinocytes
pustule:as retained cells block follicular opening, the lower portion of the follicle enlarges and contents of follicle are discharged to dermis (pustule or nodule formation) |
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ocular findings in rosacea
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conjunctivitis, keratitis, and iritis
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rhinophyma seen in
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rosacea: cobblestone red plaques to cauliflower-like growth of nose
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prevention of rosacea
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-sunscreen
-avoid red wine -avoid spicy food |
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atopic dermatitis patients are at risk for what
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infections
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atopic dermatitis is often paired with
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asthma, allergies
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hep C associations
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-cryoglobulinemia
-lichen planus -PAN |
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herpetic whitlow: seen where, caused by what
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HSV,
fingers or thumb |
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risk factor for congenital heart block in infants
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SLE, antiSSa/SSb
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facial edema =
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DRESS
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what do you have to do with DRESS patients
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daily check of liver enzymes and CBC
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target rash =
(what is it?) |
erythema chronicum migrans
LYME |
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what vasculitis shows palpable purpura
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small vessels
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patients starts gaining weight and is always thirsty: think what condition? and what cutaneous syndrome might arise
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diabetes mellitus (obesity, insulin resistance)
acanthosis nigricans |
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graves has strong association with what
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hyperthyroidism
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what findings do you see in hyperthyroidism
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warm, moist,smooth skin, pretibial myxedema, thin hair, hyperhidrosis
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pretibial myxedema
-what is it? -seen in what? |
non-pitting edema
-hyperthyroidism |
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sign of leser-trelat
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sudden eruption of sebborheic keratosis
think stomach cancer! |
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what patients are you concerned about developing SCC
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immunosuppression
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location of SCC
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lips, ear, genitals
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cutaneous findings in BCC
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pearly, pink, papules with rolled border and overlying telangiectasias
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major prognostic factor in melanoma
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brewLOWs depth
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how does ulceration play a part in melanoma staging
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automatically upstages
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HSV can cause what dermatological emergencies
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erythema multiforme, stevens johnsons syndrome
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staph aureas can cause what dermatological emergencies
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TSST-1, SSSS
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which derm emergencies require debridement
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strep TS, gas gangrene
NOT TEN |
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what microscopic finding is seen in meningococcemia
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gram negative diplocci
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