Dermatology Flashcards
what is the presentation of eczema ?
itchy dry inflamed skin
state 4 internal types of eczema?
seborrheoic
discoid
pomphylx
varicose
where does seborrhoeic eczema occur?
face and scalp with scales associated
what does the rash of discoid look like?
annular/ circular patches
where does pomphlx occur?
vesicles affecting palms and soles
state three types of external eczema?
allergic contact dermatitis
irritant contact dermatitis
photosensitivity eczema
state some triggers of eczema?
viral infections
winter
pets
stress
where does eczema occur in infants?
cheeks
where does eczema occur in older children?
flexor pattern
what is thought to be the cause of atopy?
abnormality of filaggrin expression
state the treatment of eczema?
emollients topical steroids calcineurin inhibitors UVB light therapy immunosuppression
describe the appearance of impetigo ?
pustules and honey coloured crusted erosions
what is the treatment of impetigo ?
topical antibacterial
oral antibiotics
what is impetigo caused by ?
acute superficial bacteria infection
what is the treatment of molluscum contagiosum?
no treatment
what is the appearance of molluscum contagiosum?
pearly papules with an umbilicated centre
what is the treatment of viral warts ?
cryotherapy
topical salicylic acid
state some examples of viral exanthems?
chicken pox measles rubella roseola erythema infectiosum
what is the treatment of chicken pox ?
infection control
what is a complication of erythema infectiosum?
virus can affect bone marrow
what type of hypersensivity if food allergy?
type 4
what are the two tests done for food allergy?
IgE antobodies
skin prick testing
what disease is associated with orofacial granulomatosis?
crohns
what disease is associated with erythema nodosum?
infection, IBD, sarcoidosis, drugs
