Which of the following is not an indication of radiotherapy in pleomophic adenoma of parotid:
Involvement of deep lobe
2nd histologically benign recurrence
Microscopically positive margins
Malignant transformation
Radiotherapy is indicated for malignant recurrence, not for benign recurrence. Indications of Radiotherapy in Salivary Gland Tumor Low-grade neoplasm with close or positive margin Facial nerve involvement Multiple regional node metastasis High-grade histology Deep lobe involvement Perineural invasion Recurrence of malignant tumors.