Outcomes of curative surgery and adjuvant radiation therapy in salivary duct carcinoma.

Introduction: Salivary duct carcinoma (SDC) forms an uncommon and aggressive subtype of salivary gland neoplasms with early recurrences and metastases. Their treatment includes surgery and adjuvant radiotherapy. They overexpress androgen receptors (AR) and human epidermal receptor 2 (HER2), similar to breast carcinomas.