Flashcards in 6 - Derm - Eczema - Topical steroids Deck (13):
how do topical steroids work
reduce infl by causing vasoconstriction and inactivation of infl mediators
different potencies and examples
mild - 1% hydrocortisone
med - clobetasone
potent - betamethasone
v potent - clobetasol
for face flexures and groin....
use hydrocortisone (may use clobetasone on face for 1 wk if needed)
when use clobetasol?
mgmt of eczema first step?
only briefly on thick skin
control with betamethasone for 1week
SE of top steroids - more common where? and in who?
face, axillae, upper thighs
young and elderly
commoner side effects - 6
skin atrophy - what? appearance? possible prognosis?
wrinkled and shiny skin, telangiectasia, hypopigmented
can be reversible over months
Striae - what? prog?
permanent and irreversible
impetigo, fungal (tinea incognito), cellulitis
steroid acne - appearance? what may happen?
red areas with papules/pustules
may have rebound flare - worse when steroids stopped
two more rarer SE
adrenal suppresion/cushings - if long term high doses
3 principles of steroids use
ointments > creams - better hydration
once/twice a day - in bursts of a few days
active areas only