Eczema & Psoriasis Flashcards
What does eczema mean
- red scaly eruption
- includes: atopic, seborrheic, contact dermatitis, nummular and dishidrotic eczema
Signs and symptoms of acute dermatitis
pruritic, erythemic, vesiculated
signs and symptoms of chronic dermatitis
pruritic, xerotic, lichenification
What is this condition
acute contact dermatitis
-burning, stinging, itching
- sharply demarcated plaques
- superficial edema/vesicles/crusting
what is this condition
chronic contact dermatitis
- itchy, dry, peeling
- ill-defined, plaques, lichenification, xerosis
- erythema, fissures, crust, thickening
What is the definition of contact dermatitis
acute or chronic inflammatory reaction to something that contacts the skin
What are the things that can cause contact dermatitis
irritants and allergens
what is this condition
irritant contact dermatitis
what type of dermatitis is diaper rash
irritant contact dermatitis
what is the street name for this form of irritant contact dermatitis
lip lickers dermatitis
characteristics of allergic contact dermatitis
- delayed crescendo reaction (appx 48hrs later) with intense localized itching/burning
- erythema, edema, papules, vesicles, crusting, scaling
what is this condition
allergic contact dermatitis
what is this condition
allergic contact dermatitis from poison ivy
What should contact dermatitis be washed with?
dawn dish soap
What should contact dermatitis be treated with
topical corticosteroids and emolient creams, potentially oatmeal soaps, anti-itch measures
Classes of topical corticosteroids
Class I: Super potent
Class II-III: high potency
Class IV-V: medium potency
Class VI-VII: low potency
General rules for Class I and Class II-III corticosteroids
- limit use to 2-4 weeks to avoid systemic absorption
- smaller areas only
- no occlusion
- avoid on thin skin: face, groin, intergrigenous areas, etc
General rules for Class IV-V corticosteroids
- larger body surface area
- use up to 3 months on non-facial and non-intertriginous areas
General rules for class VI-VII corticosteroids
- best for thin skin
- okay for long term use on large surface areas
- okay for children
what is this skin condition
striae
What are some adverse effects of topical corticosteroids
- atrophy
- telangiectasia
- striae
- hypopigmentation
- exacerbation of infections
- allergic contact dermatitis
Systemic affects of topical steroids
- cataracts
- immunosuppression
- hyperglycemia
- decreased bone density
How much cream/ointment is 1 FTU
500 mg or 0.5 grams
what is this condition
atopic dermatitis
Atopic dermatitis characteristics
- can be acute, subacute, chronic, relapsing
- IgE hypersensitivity reaction
- genetic and environmental
- 4 pronged treatment
- decreased skin barrier function
Characteristics of Atopy/Atopic Triad
- Atopic dermatitis
- Asthma
- Allergies (allergic rhinitis, ASA, food)