22 - 140 - ERYTHEMA ELEVATUM DIUTINUM

Question 1

Which of the following is false about EED?

A. The incidence of EED is unknown

B. Individual lesions of EED are round to oval, usually smooth and scaly

C. It may be asymptomatic

D. It may be associated with pruritus, pain, burning, stinging, paresthesia, or neuropathy

Answer 1

B

Question 2

Infections such as ______ can precipitate outbreaks of EED.

A. Staphylococcal

B. Streptococcal

C. Dermatophytic

D. Mycobacterial

Answer 2

B

Question 3

A hypothesis of the pathogenesis off EED _______ .

A. IgE mediated

B. Antibody mediated

C. Immune complex deposition

D. T-cell mediated

Answer 3

C

Question 4

Direct immunofluorescence studies of EED often reveal the non-specific deposition of __________ .

A. IgG and C3

B. IgA and IgM

C. Fibrin

D. All of the above

Answer 4

D

Question 5

First line agent in treatment of EED is ____ .

A. Dapsone

B. Tetracycline

C. Antihistamine

D. Colchicine

Answer 5

A