Section 2- Eczema/Dermatitis

Question 1

Type of hypersensitivity reaction of allergic contact dermatitis

Answer 1

Type IV

Question 2

This type of contact dermatitis occurs after a single exposure to the offending agent

Dependent on the concentration

Answer 2

Irritant contact dermatitis

Question 3

Most common form of occupational skin disease

Answer 3

Irritant contact dermatitis

Question 4

Most common form of chronic irritant contact dermatitis

Answer 4

Cumulative ICD

Question 5

Patch tests should be delayed until dermatitis has subsided for at least _____

Answer 5

2 weeks

Question 6

Topical therapy for allergic contact dermatitis

Answer 6

Topical glucocorticoids (class 1-3)
Wet dressings soaked in Burow solution changed Q2-3

Question 7

Systemic glucocorticoid for ACD

Answer 7

Prednisone 70mg tapering to 5-10mg OD x 1-2 weeks

Question 8

Hypersensitivity reaction in atopic dermatitis

Answer 8

Type I (IgE mediated)

Question 9

What interleukins predominate in Acute AD?

Answer 9

IL 4

IL 13

Question 10

Sine qua non of atopic dermatitis

Answer 10

Pruritus

Question 11

Adult type AD type of distribution

Answer 11

Flexural

Question 12

AD in african americans and in dark brown skin is more _____

Answer 12

Follicular

Question 13

Cyclosporine side effects

Answer 13

Hypertension

Reduced renal function

Question 14

Treatment for severe adult AD in healthy persons when all other treatments fail

Answer 14

Cyclosporine 5mg/kg/day

Limited to 3-6 months due to side effects

Question 15

Results from repetitive rubbing and scratching

Occurring in circumscribed plaques, skin is palpably thickened, excoriations

Answer 15

Lichen simplex chronicus

Question 16

Often associated with AD

Multiple, firm, excoriated nodules arising in sites of chronically picked or excoriated skin

Usually on extremities

Answer 16

Prurigo nodularis

Question 17

Treatment of prurigo nodularis

Answer 17

Intralesional triamcinolone
Occlusive dressings with glucocorticoids
Thalidomide- severe cases

Question 18

Special vesicular type of hand and foot dermatitis

Deep seated pruritic, clear tapioca like vesicles

Recurrent attacks are the rule

Answer 18

Dyshidrotic eczema

Question 19

Treatment for dyshidrotic eczema

Answer 19

Topical high potency glucocorticoids
Intralesional triamcinolone 3mg/ml
Severe: prednisone 70mg tapering by 5-10mg over 7-14 days

Question 20

Chronic pruritic inflammatory dermatitis in form of coin shaped plaques composed of grouped small papules and vesicles on an erythematous base

Answer 20

Nummular eczema

Question 21

Autosensitization dermatitis (id reaction) results from

Answer 21

Release of cytokines from primary dermatitis

Question 22

Pathogen that may play a role in developing seborrheic dermatitis

Answer 22

Malassezia furfur

Question 23

Orange red or gray white skin often with greasy or white dry scaling macules

Gradual onset

Cradle cap

Answer 23

Seborrheic dermatitis

Question 24

Management of seborrheic dermatitis

Answer 24

Shampoo: 
Selenium sulfide 
Zinc pyrithione
Tar
Ketoconazole 

Low potency glucocorticoids, picremolimus 1% cream

Question 25

Management for seborrheic dermatitis in intertriginous areas

Answer 25

Ketoconazole 2%

Question 26

Common dermatitis in older persons in temperate climates during winter

Occurs in legs arms and hands

Dry cracked fissured skin with slight scaling

Answer 26

Asteatotic dermatitis

Question 27

Management of asteatotic dermatitis

Answer 27

Avoid overbathing
Increase ambient humidity to >50%
Emollients
Glucocorticoids if skin is inflamed