Darier Disease — SCE Dermatology MCQ
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Correct answer: C — Consider oral acitretin or isotretinoin with specialist retinoid monitoring after topical failure
Explanation lettering: D = shown as A · E = shown as C · C = shown as D · A = shown as E
E is correct. Severe or extensive Darier disease that remains troublesome after topical measures may be treated with an oral retinoid such as acitretin or isotretinoin under specialist supervision. Pregnancy prevention, liver and lipid monitoring, mucocutaneous adverse effects and interactions must be addressed. Heat, sweat, friction, UV exposure and infection can worsen disease, but malodour alone does not justify indefinite antibiotics. Darier disease is an ATP2A2-related acantholytic dyskeratosis, not an autoimmune blistering or IgE-mediated disorder. Secondary infection is treated when clinically supported.
Reference: British Association of Dermatologists: Darier disease: https://cdn.bad.org.uk/uploads/2021/11/19174112/Darier-disease-PIL-Dec-2020.pdf