Hellow guys, Welcome to my website, and you are watching Microsurg resection of medullary cavernoma via olivary zone by retrosigmoid supracondylar approach. and this vIdeo is uploaded by American Association of Neurological Surgeons at 2021-05-20T08:48:58-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.