Application of Topographical Anatomy of the Trochlear Nerve in Transtentorial Approaches: An Anatomic Study.
Ivo PetoElliot PressmanKeaton PiperGabriel Flores-MilanCasey RyanKunal VakhariaHarry van LoverenSiviero AgazziPublished in: Operative neurosurgery (Hagerstown, Md.) (2024)
Our data confirm presence of the intratentorial segment of CN IV. Transection of the FET carries the lowest risk of CN IV injury if performed < 2 mm or >10 mm posterior to the OP, or posterior to intersection of the FET and a virtual extension of a petrous ridge.