Treatment algorithm for minor or sublingual SGC.
Purple: general categories or stratification; red: surgery; dark green: radiotherapy; white: other aspects of management; blue: systemic anticancer therapy.
ChT, chemotherapy; END, elective neck dissection; ND, node dissection; RT, radiotherapy; SGC, salivary gland cancer.
aDefinition of high-grade tumours is described in Section 1 of the Supplementary Material, available at https://doi.org/10.1016/j.esmoop.2022.100602.