Keyhole endoscopic transcranial approach for frontobasal meningiomas – critical contrast to the transnasal exposure

R. Reisch & E. Cesnulis
Objective: Several publications describe so-called "extended" endoscopic endonasal transsphenoidal approaches (EETA), while treating meningiomas of the frontal central skull base. EETA is explained as minimally invasive, compared with extended and standard craniotomies. However, minimally [for full text, please go to the a.m. URL]