Which of the following is not an indication of radiotherapy in Pleomorphic adenoma of parotid?
Correct Answer: 2nd histologically benign recurrence
Description: Ans. is none or (b) is the best option The above mentioned books mention the following indications of postop radiotherapy in Pleomorphic adenoma of parotid. Indications for postop radiotherapy in Pleomorphic adenoma Involvement of the deep lobe of the parotid Recurrent lesions Large (> 5 cm) lesions, which may not allow complete surgical excision with adequate margins. Microscopically positive margins after surgical resection. Malignant transformation within a predominantly benign tumor. So all the given options are indications for post op radiotherapy, but if we have to choose one option we would go for option (b) i.e. 2nd histologically benign recurrance, as its the most controversial one.
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