1990;50:52 54. 289. Sbeih I, Tamas LB, O Laoire SA. Epilepsy after operation for aneu- rysms. Neurosurgery. 1986;19:784 788. 290. Shaw MD. Post-operative epilepsy and the efficacy of anticonvulsant therapy. Acta Neurochir Suppl (Wien). 1990;50:55 57. 291. Naidech AM, Kreiter KT, Janjua N, Ostapkovich N, Parra A, Com- michau C, Connolly ES, Mayer SA, Fitzsimmons BF. Phenytoin exposure is associated with functional and cognitive disability after subarachnoid hemorrhage. Stroke. 2005;36:583 587. 292. Rosengart AJ, Huo JD, Tolentino J, Novakovic RL, Frank JI, Gold- enberg FD, Macdonald RL. Outcome in patients with subarachnoid hemorrhage treated with antiepileptic drugs. J Neurosurg. 2007;107: 253 260. 293. Disney L, Weir B, Grace M, Roberts P. Trends in blood pressure, osmolality and electrolytes after subarachnoid hemorrhage from aneu- rysms. Can J Neurol Sci. 1989;16:299 304. 294. James IM. Electrolyte changes in patients with subarachnoid haemor- rhage. Clin Sci. 1972;42:179 187. 295. Chandy D, Sy R, Aronow WS, Lee WN, Maguire G, Murali R. Hypo- natremia and cerebrovascular spasm in aneurysmal subarachnoid hem- orrhage. Neurol India. 2006;54:273 275. 296. Nakagawa I, Kurokawa S, Takayama K, Wada T, Nakase H. Increased urinary sodium excretion in the early phase of aneurysmal subarachnoid hemorrhage as a predictor of cerebral salt wasting syndrome [in Japanese]. Brain Nerve. 2009;61:1419 1423. 297. Rahman M, Friedman WA. Hyponatremia in neurosurgical patients: clinical guidelines development. Neurosurgery. 2009;65:925 935. 298. Brouwers PJ, Dippel DW, Vermeulen M, Lindsay KW, Hasan D, van Gijn J. Amount of blood on computed tomography as an independent predictor after aneurysm rupture. Stroke. 1993;24:809 814. 299. Qureshi AI, Suri MF, Sung GY, Straw RN, Yahia AM, Saad M, Guterman LR, Hopkins LN. Prognostic significance of hypernatremia and hyponatremia among patients with aneurysmal subarachnoid hem- orrhage. Neurosurgery. 2002;50:749 755. 300. 