Y5 - Eczema

Question 1

def

Answer 1

dermatitis (inflammation of the skin)

Question 2

epi

Answer 2

very common

Question 3

what are the different types of eczema

Answer 3

1 atopic dermatitis
2 contact dermatiits 
-contact
-irritant
3 adult seborrhoeic dermatitis

Question 4

what is the most common form of eczema

Answer 4

atopic dermatitis

Question 5

what allergens cause atopic dermatitis

Answer 5

house dust mite

animal dander

Question 6

what are common irritants in ICD

Answer 6

detergents, soaps, oils, solvents

Question 7

what sort of hypersensitivity reaction is seen in ACD

Answer 7

type IV

Question 8

what are common allergens in ACD

Answer 8

nickel (jewellery, watches)

chromate (cements, leather)

Question 9

what is adult seborrhoeic dermatitis

Answer 9

common red, scaly rash which affects scalp (dandruff), eyebrows and nasolabial folds, cheeks, flexures

Question 10

what causes adult seborrhoeic dermatitis

Answer 10

overgrowth of skin yeasts (malassezia)

Question 11

history

Answer 11

red, itchy skin with a rash

Question 12

what is stasis dermatitis

Answer 12

occurs in the legs with stasis or pooling of blood

AKA varicose eczema

Question 13

investigations

Answer 13

clinical diagnosis

Question 14

management

Answer 14

1 emollients (TD)
2 plus corticosteroids
-hydrocortisone (BD)

Question 15

management for refractory or relapsing eczema

Answer 15

1 emollients

2 corticosteroids/UV light therapy/topical coal tar

Question 16

complications

Answer 16

psychological stress

Question 17

prognosis

Answer 17

more than half of cases will resolve before puberty

Question 18

why are emollients used in eczema

Answer 18

decreases dryness and improves the barrier function to the skin
this improves itching, and decreases exposure of bacteria and sensitising antigens