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derm > dermatitis and eczema trigger > Flashcards

dermatitis and eczema trigger Flashcards

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Dermatology Board Prep flashcards
1
Q

predominance of IL13 and IL4 suggest what is occuring

A

acute inflammation of atopic dermatitis

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2
Q

a presentation of scaly plaques/papules with round erosions and cursts suggests what phase of eczema?

A

subacute

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3
Q

a presentation of erythema, vesicles, bullae, weeping and crusts suggests what phase of eczema

A

acute eczema

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4
Q

a presentation of scaling, hyper/hypopigmentation and lichenification suggests what phase of eczema

A

chronic eczema

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5
Q

intense pruritus is the hallmark for what

A

atopic dermatitis (eczema)

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6
Q

what are common impetiginization agents

A

Staph
HSV
coxsackie
vaccinia

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7
Q

hyperlinear palms, keratosis pilaris, and hyperpigmentation are all signs of what

A

atopic dermatitis
along with periorbital scaly plaques, thinning of lateral eyebrows.

in chronic youll see lichenification, scaling and dyspigmentation

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8
Q

gentle cleansers and low strength steroids are a treatment for what?

what are examples of gentle cleansers

A

atopic dermatitis and nummular eczema

CeraVe, Cetaphil, Vanicream (fragrance free)

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9
Q

what are hte non-steroidal creams used in atopic dermatitis and who cannot use these.

A

not reccommended in <2 yrs old

  • tacrolimus
  • pimecrolimus
  • crisaborole
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10
Q

when do we use dupulimab? what is the dose?

A

systemic treatment of atopic dermatitis. 600mg SC then 300mg SC Q 2 weeks

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11
Q

what is the use of antihistamine in atopic dermatitis? what antihistamines do we use?

A

tx of pruritus

diphenhydramine, hydroxyzine, cetirizine, loratadine

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12
Q

confined to area, sharply marginated, never spreads

A

irritant contact dermatitis

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13
Q

a rash with a spreading phenomenon that can even spread beyond infected sites is likely what etiology

A

allergic contact dermatitis

irritiant contact remains in exposure area and is sharply marginated

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14
Q

this most commonly affects the hands, forearms, upper chest, neck and face

A

airborne contact dermatitis

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15
Q

what type of testing is used for allergic contact dermatitis?

A

patch testing (must have clinical correltation)

do NOT use skin prick!!

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16
Q

what are haptens and what do they mediate

A

cause T cell mediated inflammation seen in allergic contact dermatitis

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17
Q

hydrocortisone and desonide are considered high, medium or low potency?

A

low

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18
Q

triamcinolone, mometasone and fluocinolone are considered high, medium or low potency?

A

medium

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19
Q

clobetasol, halobetasol and betamethasone dipropionate cream are considered high, medium or low potency?

A

high

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20
Q

fluocinonide and desoximetasone cream are considered high, medium or low potency?

A

high

21
Q

what is PUVA therapy used for?

A

contact dermatitis, nonpharmacological treatment

also for dyshidrotic eczema!

22
Q

ICD, cutaneous candidiasis and miliaria can all cause what?

A

diaper dermatitis

23
Q

the use of zinc oxide, petroleum jelly as well as sometimes nystatin, clotrimazole, and econazole is for what diagnosis

A

diaper dermatitis

nystatin, clotrimazole, and econazole for candidiasis if needed

zinc oxide and petroleum jelly for diaper dermatitis

24
Q

pruritic, coin shaped, scaly plaques with no hx or Fhx of atopy

A

nummular eczema

25
Q

interferon therapy for Hep C and venous stasis are both risks for developement of what diagnosis

A

nummular eczema

26
Q

Tacrolimus, pimecrolimus, and crisaborole are all used for hwat

A

localized atopic dermatitis in patients that are >2 years old.

non steroidal

27
Q

what are the sebum-rich areas of the body and what diagnosis typically effects these areas

A

face, scalp, neck, upper chest and back

seborrheic dermatitis

28
Q

pityrosporum yeast is assocaited with which diagnosis

A

seborrheic dermatitis

29
Q

presentation is dry and pruritic with erythema and fine greasy scaling.

what areas can this occur in?

A

seborrheic dermatitis

can occur in obv the scalp, eyebrows, beard, eyelid (probs cuz eyelashes)

but can also occur in posterior ears, external ear canal, upper chest, nasolabial folds, anogenital areas and intertriginous areas

crazy.

30
Q

MC in patients with HIV, parkinson’s or a generally immunocomp state

A

seborrheic dermatitis

31
Q

frequently co-exists with rosacea and psoriasis

A

seborrheic dermatitis

32
Q

1st line is ketoconazole shampoo, but can use tar shapmoo, vanicraem Zbar, prythone zinc and other shampoos

what is this dx and what other treatment options are there

A

seborrheic dermatitis

can use steroids such as clobetasol solution, betamethasone, and flucinolone scalp oil

33
Q

can use steroids such as clobetasol solution, betamethasone, and flucinolone scalp oil

A

seborrheic dermatitis

also use shampoos like ketoconazole(1st line), tar and pyrithone zinc

34
Q

symptoms include pruritus, a sense of heaviness and edema of the lower extremities

A

stasis dermatitis

35
Q

MC on the medial ankle. reddish brown discoloration with weeping, crusting and scaling of the skin. can see loss of hair and hyperpigmentaation

A

stasis dermatitis

36
Q

how do you treat stasis dermatitis that is weeping

A

wet compresses (clean water and burrows). topical steroids like triamcinolone/clobetasol (this is just typical tx)

37
Q

common predisposing factors for this diagnosis are chronic skin conditions, emotional stress, and habitual scratching (porbs d/t anxiety)

A

lichen simplex chronicus

38
Q

tx with emollients, intralesional kenalog injections, and traimcinolone

A

lichen simplex chornicus

39
Q

what condition can be caused by mid/high potency steroid use and what is the treatment for this

A

periooral dermatitis.

  1. taper down from seroid using low potency steorids!
  2. topical pimecrolimus 1% (can also use erythromycin, metronidazole, azelaic acid, or clinda)

advise patient that it may flare up prior to getting better

40
Q

topical pimecrolimus 1% has shown to be beneficial in what diagnosis

A

perioral dermatitis

41
Q

Pruritic “tapioca like vesicles” common on the hands that burns, itches and is painful.

typically w hx of AD and MC between 20-40

A

dyshidrotic eczema

42
Q

MOA: inhibition of T-lymphocyte activation, which prevents release of cytokines.

what drug is this and what class does it belong to?

A

pimecrolimus cream or tacrolimus ointment

class: calcineurin inhibitors

43
Q

BBW: rare lymphoma and skin cancer! (teratogenicity)

A

calcineurin inhibitors (tacrolimus and pimecrolimus)

44
Q

CI in children <2y/o and with use of occlusive dressings

A

calcineurin inhibitors (tacrolimus and pimecrolimus)

45
Q

MOA: Reduces corneocyte production

used in seborrheic derm and tinea versicolor!

A

selenium sulfide

46
Q

CI in Oral/ophthalmic/anal/intravaginal use

A

selenium sulfide

47
Q

MOA: reduce cell turnover
Use: seborrheic derm

A

pyrithione zinc

48
Q

yayyyyy all done!

A

derm (16 decks)

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