Which of the following is not an indication of radiotherapy in pleomophic adenoma of parotid:
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.
Involvement of deep lobe
2nd histologically benign recurrence
Microscopically positive margins
Malignant transformation