This book offers an update on several basic and clinical problems in neurosurgery compiled by internationally recognized experts.  This multi-thematic volume  will touch on a variety of topics: from  the role of women neurosurgeons in the last hundred year of the specialty history, to the pathogenesis of spinal dysraphism, to the convection-enhanced delivery of intracerebral antineoplastic drugs in children, through a review of methods and applications. The intraoperative cerebral blood flow monitoring in neurosurgery will be also discussed, offering again a comprehensive review of contemporary technologies and emerging perspectives.