Samer S Hoz, Paolo Palmisciano, Sama S Albairmani, Joel Kaye, Ahmed Muthana, Mark D Johnson, Edward J Doyle, Jonathan A Forbes, Charles J Prestigiacomo, Ravi Samy, Myles L Pensak, Mario Zuccarello, Norberto Andaluz
OBJECTIVE: The "presigmoid corridor" covers a spectrum of approaches using the petrous temporal bone either as a target in treating intracanalicular lesions or as a route to access the internal auditory canal (IAC), jugular foramen, or brainstem. Complex presigmoid approaches have been continuously developed and refined over the years, leading to great heterogeneity in their definitions and descriptions. Owing to the common use of the presigmoid corridor in lateral skull base surgery, a simple anatomy-based and self-explanatory classification is needed to delineate the operative perspective of the different variants of the presigmoid route...
October 1, 2023: Journal of Neurosurgery