Atopic Dermatitis

Skin in atopic dermatitis is deficient in

A. Elastin
B. Glutamine
C. Ceramides
D. Cysteine

The infectious agent most often involved in Atopic Dermatitis is

A. Propionibacterium acnes
B. Streptococcus pyogenes
C. Coryneform bacteria
D. Staphylococcus aureus

Severe AD in infancy is a major risk factor for

A. Food allergies
B. Asthma
C. Allergic rhinitis
D. Acne

Not true regarding atopic dermatitis in children

A. The diaper area is usually affected in infants
B. Visible flexural dermatitis in older children
C. Continues throughout the day and worsens at night
D. Eczema of cheeks, forehead seen in children under 4 years

Rash identical to that of AD is seen in

A. Netherton syndrome
B. Asteatotic eczema
C. Wiskott-Aldrich syndrome
D. Nummular dermatitis

In short

Atopy patch testing

Atopy patch testing is still considered investigational in patients with AD because there are no standardized methods of application or test interpretation.


The treatment of AD should be directed at restoring the skin barrier, which includes hydrating and repairing the skin, limiting itching, and decreasing inflammation when necessary.

First line therapy

First line therapy of AD is anti-inflammatory treatment with topical corticosteroids.

Local side effects of long-term topical corticosteroid

Possible local side effects of long-term topical corticosteroid use include

  1. Striae – stretch marks
  2. Petechiae – small red/purple spots
  3. Telangiectasia – small, dilated blood vessels on the surface of the skin
  4. Skin thinning
  5. Atrophy
  6. Acne.

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