Derm

Question 1

Atopic Dermatitis (Eczema)

Answer 1

Patches of skin become inflamed, itchy, red, cracked, and rough. Blisters may sometimes occur.

Genetic & environmental factors.

Triggers: aero-allergens (pets, dust mites), food sensitization (milk, eggs), skin bacteria (s.
aureus), fungi, increased stress, hypersensitivity to physical irritants

Management: emollient creams, topical corticosteroids, topical calcineurin inhibitors
Topical abx tx for bacterial infections – avoid long-term use.
Refer to dermatologist.

Question 2

Psoriasis

Answer 2

Immune defect = chronic skin disorder (cyclical)

Thick, itchy, scaly plaques (head, neck, elbow & knee joints, lower back)

2-3% population (peaking @ young adults)

Dermatology referral; plaques cover less than 5% of body surface? May be tx with
topical tx

Tx: corticosteroids, salicylic acid, moisturizers, UV light therapy, retinoids,
methotrexate, cyclosporine-A; comfort: oatmeal bath
Rarely resolves

Related comorbidities: metabolic syndrome, CV disease, AU disorders, depression, SI