Bendtsen AO, Cold GE, Astrup J, Rosen rn J. Thiopental loading during controlled hypotension for intracranial aneurysm surgery. Acta Anaes- thesiol Scand. 1984;28:473 477. 174. Chen L, Gong Q, Xiao C. Effects of propofol, midazolam and thiopental sodium on outcome and amino acids accumulation in focal cerebral ischemia-reperfusion in rats. Chin Med J (Engl). 2003;116:292 296. 175. Cheng MA, Theard MA, Tempelhoff R. Intravenous agents and intra- operative neuroprotection: beyond barbiturates. Crit Care Clin. 1997; 13:185 199. 176. Lei B, Popp S, Cottrell JE, Kass IS. Effects of midazolam on brain injury after transient focal cerebral ischemia in rats*. J Neurosurg Anesthesiol. 2009;21:131 139. 177. McDermott MW, Durity FA, Borozny M, Mountain MA. Temporary vessel occlusion and barbiturate protection in cerebral aneurysm surgery. Neurosurgery. 1989;25:54 61. 178. McGregor DG, Lanier WL, Pasternak JJ, Rusy DA, Hogan K, Samra S, Hindman B, Todd MM, Schroeder DR, Bayman EO, Clarke W, Torner J, Weeks J; Intraoperative Hypothermia for Aneurysm Surgery Trial Investigators. Effect of nitrous oxide on neurologic and neuropsycho- logical function after intracranial aneurysm surgery. Anesthesiology. 2008;108:568 579. 179. Obradovic DI, Savic MM, Andjelkovic DS, Ugresic ND, Bokonjic DR. The influence of midazolam and flumazenil on rat brain slices oxygen consumption. Pharmacol Res. 2003;47:127 131. 180. Ogilvy CS, Carter BS, Kaplan S, Rich C, Crowell RM. Temporary vessel occlusion for aneurysm surgery: risk factors for stroke in patients protected by induced hypothermia and hypertension and intravenous mannitol administration. J Neurosurg. 1996;84:785 791. 181. Ravussin P, de Tribolet N. Total intravenous anesthesia with propofol for burst suppression in cerebral aneurysm surgery: preliminary report of 42 patients. Neurosurgery. 1993;32:236 240. 182. Clifton GL, Drever P, Valadka A, Zygun D, Okonkwo D. Multicenter trial of early hypothermia in severe brain injury. J Neurotrauma. 2009; 26:393 397. 183. 