Acute & Emergency Dermatology

Question 1

definition of Erythroderma

Answer 1

Any inflammatory skin disease affecting >90% of total skin surface

Question 2

emollient type for erythroderma

Answer 2

50:50 Liquid Paraffin : White Soft Paraffin

Question 3

mild and severe drug reactions

Answer 3

*Mild–Morbilliformexanthem

*Severe–Erythroderma, Stevens Johnson Syndrome/Toxic epidermal necrolysis, DRESS

Question 4

symptoms of Toxic Epidermal Necrolysis

Answer 4

*Often presents with prodromalf ebrile illness
*Ulceration of mucous membranes
*Rash
*skin sloughs off

Question 5

Clinical features of Pemphigus

Answer 5

*Antibodies targeted at desmosomes
*Skin –flaccid blisters, rupture very easily

Question 6

Clinical features of Pemphigoid x3

Answer 6

*Antibodies directed at dermo-epidermal junction
*Intact epidermis forms roof of blister
*Blisters are usually tense and intact

Question 7

causes of Erythrodermic psoriais and Pustular Psoriasis

Answer 7

–Infection
–Sudden withdrawal of oral steroids or potent topical steroid

Question 8

what can cause Eczema Herpeticum

treatment

Answer 8

*Disseminated herpes virus infection on a background of poorly controlled eczema

*Aciclovir + Mild topical steroid

Question 9

Management of Chronic Urticaria

Answer 9

antihistamine