Dermatology Flashcards
(18 cards)
What is eczema?
Chronic atopic condition that causes defects in the normal continuity of the skin barrier.
How does eczema usually present in infancy?
Dry, red, itchy and sore patches of skin over the flexor surfaces and on the face and neck
Management of eczema
Maintenance of barrier over the skin
- Emollients - particularly after washing and before bed
During flares: thicker emollients, topical steroids, treating any complications such as bacterial or viral infections.
What is the most common organism causing opportunistic bacterial infection of the skin in eczema?
Staphylococcus aureus
How would you treat opportunistic bacterial infection of skin in eczema?
Oral flucloxacillin
Severe cases - may require admission and IV Abx
What is this condition?
Eczema herpeticum
What is eczema herpeticum?
Viral skin condition caused by herpes simplex virus
How would eczema herpeticum present?
Widespread, painful, vesicular rash with systemic conditions such as a fever, lethargy, irritability and reduced oral intake + lymphadenopathy
Management of eczema herpeticum
Viral was to confirm diagnosis but diagnosis is clinical.
Treatment is with acyclovir.
What is psoriasis?
Chronic autoimmune condition that causes recurrent symptoms of psoriatic skin lesions
What does psoriasis look like?
Dry, flaky, scaly, erythematous skin lesion that appear in raised and rough plaques over the extensor surfaces of the elbows, knees and scalp.
What is this?
Guttate psoriasis
What is this condition?
Plaque psoriasis
What are the most common types of psoriasis?
Plaque psoriasis (most common in adults)
Guttate psoriasis (most common in children)
What is guttate psoriasis?
Small raised papule on the trunk and limbs of children. Often triggered by strep throat infection and usually resolves spontaneously within 3-4 weeks
Management of psoriasis?
Topical steroids
Topical vitamin D analogues
Topical dithranol
Phototherapy with narrow band UV B light
What is acne vulgaris?
Chronic inflammation with or without localised infection within pockets of skin known as pilosebaceous units. Acne results from increased production of sebum - trapping keratin and blocking of pilosebaceous units
Management of acne vulgaris
If mild - no treatment
Topical benzoyl peroxide
Topical retinoids
Topical antibiotics
Oral antibiotics
Oral contraceptive pill
