This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Vestibulobullous disorders, Subject name: Dental
Pemphigus vulgaris, tzank smear shows 
Select and explain. 
A. AcanthoIytic CellS, B. Fibroblasts, C. Macrophages, D. Neutrophils
A: AcanthoIytic CellS
Answer: A: AcanthoIytic CellS 
Explanation: tzank smear test: done in vesciculobullous disorders floor of a blister is scraped nd the material is spread on glass slide stained with giemsa stain. result 1.acantholytic cells- rounded cells with relatively large nucleus and peripherally condensed cytoplasm diagnostic of pemphigus vulgaris and foliaceous 2,balooning degeneration and multinucleated gaint cells seen in herpes simplex,herpes zoster and varicella. IADVL textbook of dermatology page 110