<prompt> Surgical treatment of parotid tumor involving the deep lobe isTotal parotidectomy with facial nerve preservationTotal parotidectomy with facial nerve sacrifiseSub total parotidectomySubtotal parotidectomy with facial nerve sacrifice  <response>: Answer- A. Total parotidectomy with facial nerve preservationThe primary treatment of salivary malignancies is surgical excision.For parotid tumors that arise in the lateral lobe, superficial parotidectomy with preservation of CN VII is indicated 