Figure Legends
Figure 1. Decision-making tree for surgical approaches in prestyloid PPS tumors.
ICA, internal carotid artery; TO, Transoral
Figure 2. MRI axial and coronal slices showing prestyloid PPS tumors. A and B:Independent parotid gland tumors treated with TORS. C andD: Prestyloid tumor with lateral extension due to primary parotid involvement treated with TORS in combination with a transcervical approach.
Figure 3. Intraoperative image-guided navigation system with fixed array surgical disposition.