Clivus meningioma: six cases of total removal

摘要: Meningiomas which arise from the clivus are extremely rare. According to Dany8), incidence of this tumor is 8.4% meningiomas posterior fossa and 0.125% all brain tumors. The clinical features meningioma consist asymmentrical bilateral cranial nerve involvements (especially V, VII, VIII, IX, X), cerebellar long tract signs increased intracranial pressure. Practically, VAG CAG most useful diagnostic procedures. Results treatment have been quite disappointing, primarily because position mass anterior stem in direct contact with vertebral and/or basilar artery. Most neurosurgeons would consider it be inoperable simply perform a biopsy or partial removal. However, when not too large hard, total removal should tried some precautions. approach must chosen provide shortest access main feeders, multisided exposure obtained according location extension tumor. results our own 6 cases encouraging.