Definitive diagnosis of oral cancer is made by________________?
Correct answer: B. Biopsy
- A. Complete radiographic survey
- B. Biopsy
- C. Exfoliative cytology
- D. Pantograph
Explanation
A biopsy provides tissue for microscopic examination, allowing definitive confirmation of malignancy and its type. Radiographs and exfoliative cytology may support screening or assessment but do not usually establish the final diagnosis.
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