The Paramedian Supracerebellar Infratentorial Approach: 2-Dimensional Operative Video.

Several variations are shown in this video. For visualization, augmented reality is helpful, but since current augmented reality technology is microscope-based, its use can be ergonomically challenging if the tentorium is steep.1 Our current preference is to use the exoscope for the major portion of the procedure until most of the tumor is out and then switch to hand-held endoscopes with various angles to finish the operation.The patients consented to the surgery, and all relevant participants consented to publication of their images.