Derm 1 Flashcards
most used form of treatment in dermatology.
Topicals
is an ointment good for a hairy person?
Not really, will stick to hair. Best to use a gel or solution.
typical location of eczema in an infant
face and cheeks
will have the chief complaint of itching. Common on flexor surfaces. Cyclical pattern of relapse and recurrence.
Atopic dermatitis
other atopic problems that go hand and hand with eczema
asthma
allergies
is there a diagnostic test for eczema?
No (but IgE can be elevated)
First line tx for atopic dermatitis
Frequent lubrication with thick emolient creams
Infants- 0.5-1.0% hydrocortisone BID to TID
Adults- higher potency topical steroids (triamcinolone 0.5%) BID to TID
Second line tx for atopic dermatitis
systemic steroids
plastic occlusive dressing w/ topicals
immunomodulators
Reaction to an external substance
Will have pruritus
Contact dermatitis
tx for contact dermatitis
Avoid the irritant
Lotion with zinc oxide, talc, menthol, phenol (i.e. Gold bond)
Topical corticosteroid
Oral antihistamine
2 types of contact dermatitis
Irritant dermatitis
allergic contact dermatitis
tests for contact dermatitis
Patch test (if severe or persistent)
Red maculopapular areas that are aside from the original site
Satellite lesions
Occurs under the covered area of a diaper.
Diaper dermatitis
causes of diaper dermatitis
Material the diaper is made of
recent diarrhea/ illness
are skin folds usually affected by diaper dermatitis?
usually spared, not affected until late
Satellite lesions with diaper dermatitis usually indicate what?
Candida
Tx for diaper dermatitis
Low potency steroid hydrocortisone
tx for diaper dermatitis + candida
antifungal (miconazole cream or powder)
Coin-shaped, vesicular, erythematous lesions with some crusting
Nummular eczema dermatitis
Tx for nummular eczema dermatitis
Avoid excessive use of soap but use supper-fatted soaps like Dove
lubricate skin immediately after bath or shower
Erythematous papules, small pustules with mild scaling at the area of the chin, upper lip, and nasolabial folds
Perioral dermatitis
difference between nummular eczema and tinea?
Tine is scaling
eczema is crusting
Tx for perioral dermatitis
tetracycline abx (typically doxycycline) don't use topical steroids (gets worse)
causes or perioral dermtiatis
toothpaste, face products
Macular, erythematous, greasy lesions on face or near scalp line.
Seborrheic dermatitis
tests for seborrheic dermatitis with treatment failure
biopsy
tx for seborrheic dermatitis
topical antifungals or corticosteroids
coal tar
selenium sulfide
Increased scaling, peripheral edema, erosions, crusts. Erythema, itching, scaling. On the lower extremities. long, insidious process . Typically medial.
Stasis dermatitis
Tests for stasis dermatitis
no specific testing
get dx of venous insufficiency (Duplex US)
First line Tx for stasis dermatitis
Abx for secondary infection Burrow's solution (aluminum acetate) wet dressing and cooling paste is ulcerated topical corticosteroids leg elevation
Second line tx for stasis dermatitis
Abx based on C&S
lubrication when dermatitis is quiescent
Recurring vesicular papules on the palms, soles, or interdigital areas that are typically not erythematous
Possibly associated with excessive sweating
Dyshidrotic eczema
Tx for mild dyshidrotic eczema
low potency topical steroids
Tx for moderate- severe dyshidortic eczema
Ultrahigh potency steroids with occlusive dressing
Tx for recurrent dyshidrotic eczema
Systemic steroids at onset of itching
Non pharm tx for dyhidrotic eczema
Don’t use hot water
avoid prolonged immersion in water
emollients
Chronic dermatitis that results from constant rubbing or scratching of the skin. Pruritus is out of proportion to appearance of the lesion
Lichen simplex chronicus