Dermatology Flashcards
complications and chronic signs of eczema
lichenification and excoriations
infection with staph - fucidic acid/ fluclox
Eczema herpeticum (HSV) - wides spread, unwell. needs aciclovir or can cause encephalitic, DIC, hepatitis
list the layers of the skin from superficial to deep
stratum curneum stratum lucidum stratum granulosum stratum basale - melanocytes lamina basale dermis subcutaneous fat
where does eczema affect according to age
infants - face and trunk
children - extensor surfaces
adults - face and flexors
what ABPI would varicose eczema need compression
> 1.2
management of eczema
emollients and soap substitute
topical steroids (0.1% face and groin, hydrocortisone 1-2.5%, eumovate, betnovate, dermovate)
tacrolimus - calcineurin i
phototherapy
signs in psoriasis
scaly, shiny plaques
koebner phenomenon - follows line of trauma
auspitz sign - bleeding within plaque
onycholysis, leukonychia, pitting and ridging
management of chronic plaque psoriasis
topical steroids
colcipotriol - vit D
(immunosuppression and retinoids and UV therapy is severe)
what does guttatte psoriasis look like and causes
red tear drop shaped lesions on trunk and limbs
strep throat and stress
phototherapy
what type of psoriasis is an emergency (causes and management)
erythrodermic - total body redness
antimalarials, beta blockers and lithium and psoriatic arthritis
immunosuppression
what is pustular psoriasis and management
systemically unwell, on hands and feet.
acitretin
list the skin findings in acne
greasy, pustules, papules, comedones (open and closed), nodules, cysts
list some systemic causes of acne
PCOS, acne, prolactinoma, adrenal hyperplasia
management of acne
benzoyl peroxide - put on at night , need SPF
topical Abx
COCP
Retinoids - Isotretinoin (pregnancy test and contraception)
describe the appearance of a BCC
pearly rolled edge, telangiectasia, ulcerated centre, itchy, bleed
what are the types of BCC
nodular, superficial, cystic, pigmented, keratotoic
