Retrosigmoid intradural inframeatal approach
Retrosigmoid intradural inframeatal petrosectomy.
The approach showed that it provides sufficient access to the area and offers the possibility of complete tumor removal. It allows for hearing and facial nerve functional preservation. The approach is safe and related to a very low complication rate 1).
1)
Samii M, Metwali H, Samii A, Gerganov V. Retrosigmoid intradural inframeatal approach: indications and technique. Neurosurgery. 2013 Sep;73(1 Suppl Operative):ons53-9; discussion ons60. doi: 10.1227/NEU.0b013e3182889e59. PMID: 23361321.