Excema

Question 1

definition of atopic excema

Answer 1

*An itchy skin condition in the last 12 months
Plus 3 of the following:
*Onset before age 2
*History of flexural involvement
*History of generally dry skin
*History of other atopic disease –History in 1stdegree relative if under 4 yrs

Question 2

main gene in atopic excema

Answer 2

Filaggrin gene

Question 3

what type of hypersensitivity causes Allergic contact dermatitis

Answer 3

type 4

Question 4

Seborrhoeic eczema in children

Answer 4

*Predilection for scalp, proximal flexures.
*Often clears within weeks of treatment

Question 5

Seborrhoeic eczema in adults
what is it
what causes it
where does it happen

Answer 5

*Chronic dermatitis.
*Malassezia yeast
*Distinctive distribution –scalp, face, upper trunk

Question 6

treatment of seborrheic eczema in adults

Answer 6

topical anti-yeast (ketoconazole).

*If severe, consider HIV test

Question 7

whats this

Answer 7

discoid eczema

Question 8

symptoms of Pompholyx/vesicular eczema x5

Answer 8

*Palms and soles.
*Intensely itchy.
*More common under 40 years.
*Sudden onset of crops of vesicles.
*Resolution can include desquamation.

Question 9

symptoms x3 and causes x2 of Asteatotic eczema

Answer 9

*Very dry skin.
*Cracked scaly appearance.
*Most commonly shins affected.

*Climate –heat
*Excessive washing/soaps

Question 10

whats Eczema herpeticum
symptoms
what causes it

Answer 10

*Disseminated viral infection

*Fever and often unwell
Itchy clusters of blisters and erosions

Herpes Simplex 1 and 2

Question 11

3 treatments of eczema

Answer 11

*Intermittent topical steroids
-hydrocortisone (low) -Betamethasone(potent)

*antihistamines or antimicrobials

*Calcineurin Inhibitors

Question 12

3 treatments of severe excema

Answer 12

*Ultraviolet light.
*Immunosuppression.–Azathioprine, Methotrexate
*Biologic –Dupilumab