The management of cerebral aneurysms is still sub are being carried out on unruptured cerebral aneu ject of controversy in spite of recent dramatic advances rysms and presentation of such new clinical experi in surgical techniques and neuro-intensive care. Cur ences allowed intensive discussions in order to find out rently there are three main topics in this field with to updated and proper ways to focus the treatment. The tally different aspects: second day provided updated information on neuro critical care aspects as well as endovascular and surgi 1) management of unruptured cerebral aneurysms as cal treatment modalities as performed in daily practice a preventive medicine and in Zurich and Japan. Round table discussions encour 2) neurocritical management of severe subarachnoid aged an interactive communication between the par hemorrhage (SAH) after rupture and ticipants and faculty. 3) advances in the microsurgical and endovascular techniques regarding the management of cerebral In this volume we publish the proceedings of this aneurysms. Swiss-Japanese Joint Conference on Cerebral Aneur ysm. Our gratitude is extended to the many contrib In order to create an opportunity to discuss these top utors and to all those who participated in the confer ics, the Swiss-Japanese Joint Conference on Cerebral ence. Publication of the proceedings is supported by Aneurysm Management was held in Zurich, Switzer Health Sciences Research Grants for Medical Frontier land, from May 5 to 7, 2001; Prof. Dr. Y. Yonekawa, Strategy Research regarding multi-center studies on Zurich and Prof. Dr. Y.

Inhalt
I: Management of Unruptured Aneurysms.- Treatment of Unruptured Cerebral Aneurysms A Multi-Center Study of Japanese National Hospitals.- Treatment of Incidental Unruptured Aneurysms.- The Treatment of Symptomatic Unruptured Aneurysms.- Importance of Prospective Studies for Deciding on a Therapeutic Guideline for Unruptured Cerebral Aneurysm.- Natural History of Unruptured Intracranial Aneurysms: Risks for Aneurysm Formation, Growth, and Rupture.- Is the Rupture of Cerebral Berry Aneurysms Influenced by the Perianeurysmal Environment?.- Surgical Prognosis of Unruptured Cerebral Aneurysms. Report of 40 Cases in University Hospital Zurich.- Endovascular Coiling Compared with Surgical Clipping for the Treatment of Unruptured Middle Cerebral Artery Aneurysms: An Update.- Clinical Manifestations, Character of Aneurysms, and Surgical Results for Unruptured Cerebral Aneurysms Presenting with Ophthalmic Symptoms.- Clinical Outcome after Surgery of Intracranial Unruptured Aneurysms: Results of a Series Between 1991 and 2001.- Radiation-Induced Cerebral Aneurysm Successfully Treated with Endovascular Coil Embolization.- II: Treatment of Subarachnoid Haemorrhage and General Considerations.- Surgery and Outcome for Aneurysmal Subarachnoid Hemorrhage in Elderly Patients.- Clinical Outcome Following Ultra-Early Operation for Patients with Intracerebral Hematoma from Aneurysm Rupture Focussing on the Massive Intra-Sylvian Type of Subarachnoid Hemorrhage.- Presentation and Management of Patients with Initial Negative 4-Vessel Cerebral Angiography in Subarachnoid Hemorrhage.- Neurological and Neuropsychological Outcome after SAH.- New Methods for Monitoring Cerebral Oxygenation and Hemodynamics in Patients with Subarachnoid Hemorrhage.- Role of Hypothermia in the Management ofSevere Cases of Subarachnoid Hemorrhage.- Endovascular Aneurysm Treatment from the Neurosurgeon's Point of View.- Strategies for Surgical Management of Cerebral Aneurysms of Special Location, Size and Form Approach, Technique and Monitoring.- Author Index.- Index of Keywords.