Tzancks smear test is used in the diagnosis of___________?
Correct answer: D. pemphigus
- A. Lichen planus
- B. ANUG
- C. Apthous disease
- D. pemphigus
Explanation
A Tzanck smear in pemphigus shows acantholytic Tzanck cells, supporting the diagnosis of an intraepithelial blistering disorder. It is not the standard diagnostic test for ANUG, aphthous disease, or lichen planus.
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