Meningioma of posterolateral tentorial incisura: a case demonstration of paramedian supracerebellar transtentorial approach

Abdullah Keles, Burak Ozaydin, Mustafa K. Baskaya
2021 Neurosurgical Focus: Video  
The paramedian supracerebellar transtentorial approach allows unobstructed exposure to the quadrigeminal cistern, tectal plate, pineal region, tentorial incisura, medial basal temporal lobe, and posterior ambient cistern. The authors present a meningioma of the posterolateral tentorial incisura case in a 62-year-old male who presented with a long history of upper-extremity tremors and walking difficulties. MRI revealed supra- and infratentorial tumor extension and hydrocephalus. This approach
more » ... abled us to achieve gross-total resection without causing neurovascular injury or any postoperative neurological deficits. For each pathology, the pros and cons of various approaches should be considered based on the anatomy, vasculature, and any surrounding structures. The video can be found here:
doi:10.3171/2021.4.focvid2138 fatcat:gx4ynf2l7jdgtjtxmkutbq44cy