Which of the following parotid malignancy shows perineural spread_______________?
Correct answer: B. Adenoid cystic carcinoma
- A. Pleomorphic adenoma
- B. Adenoid cystic carcinoma
- C. Warthin's tumor
- D. Ductal papilloma
Explanation
Adenoid cystic carcinoma has a marked tendency to invade along nerves, producing perineural spread and sometimes pain or neurologic symptoms. This behaviour is a key distinguishing feature from pleomorphic adenoma and Warthin tumour.
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