Fast Facts for Board Review

Practice Question Answers: Allergic Contact Dermatitis, Part 1

Publish date: May 20, 2014

This fact sheet served to focus on common allergens seen in practice and represents a high-yield topic for board examination purposes. Patients often are patch tested to uncover the underlying cause of their dermatitis.

 

1. Patients with a documented contact allergy to caine mix should avoid all of the following except:

a. benzocaine
b. butacaine
c. lidocaine
d. procaine
e. tetracaine

2. A patient with atopic dermatitis whose condition is worsening with the use of topical steroids is referred for patch testing and found to have positivity to budesonide. Which of the following would be an appropriate topical steroid to prescribe to this patient?

a. desonide
b. desoximetasone
c. fluocinolone
d. fluocinonide
e. triamcinolone

3. A patient with a documented contact allergy to carba mix should avoid which of the following systemic medications?

a. ciprofloxacin
b. disulfiram
c. gold sodium thiomalate
d. hydroxyzine
e. piroxicam

4. Bronopol (2-bromo-2-nitropropane-1,3-diol) can cross-react with all of the following except:

a. diazolidinyl urea
b. DMDM hydantoin
c. imidazolidinyl urea
d. p-aminobenzoic acid
e. quaternium-15

5. Allergy to cocamidopropyl betaine is thought to be secondary to which of the following?

a. amidoamine
b. benzoic acid
c. bronopol
d. Myroxylon pereirae
e. N-isopropyl-N'-phenyl parapheylenediamine

Next Article:

Allergic Contact Dermatitis, Part 1

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