Brain electrical activity changes in treatment refractory schizophrenics after olanzapine treatment

Ahnaou, 2003, The atypical antipsychotics risperidone, clozapine and olanzapine differ regarding their sedative potency in rats, Neuropsychobiology, 48, 47, 10.1159/000071829 1995 Andreasen, 2001 Brenner, 1995, Definition of therapy resistant schizophrenia, and its assessment, Eur. Psychiatr., 10, 11, 10.1016/0767-399X(96)80079-4 Chiu, 2003, Olanzapine in Chinese treatment-resistant patients with schizophrenia: an open-label, prospective trial, Psychiatry Clin. Neurosci., 5, 478, 10.1046/j.1440-1819.2003.01151.x Cuesta, 2001, Effects of olanzapine and other antipsychotics on cognitive function in chronic schizophrenia: a longitudinal study, Schizophr. Res., 48, 17, 10.1016/S0920-9964(00)00112-2 Davis, 1998, Ventricular enlargement in poor-outcome schizophrenia, Biol. Psychiatry, 43, 783, 10.1016/S0006-3223(97)00553-2 DiMascio, 1976, A controlled trial of amantadine in drug-induced extrapyramidal disorders, Arch. Gen. Psychiatry, 33, 599, 10.1001/archpsyc.1976.01770050055008 Dumermuth, 1973, Numerical spectral analysis of the electroencephalogram, vol. 5, 33 Flor-Henry, 1984, Statistical quantitative EEG studies of depression, mania schizophrenia and normals, Biol. Psychol., 19, 257, 10.1016/0301-0511(84)90042-5 Freudenreich, 1997, Clozapine induced electroencephalographic changes as a function of clozapine serum levels, Biol. Psychiatry, 15, 132, 10.1016/S0006-3223(96)00298-3 Garver, 1999, Atrophic and static neurodevelopmental schizophrenic psychoses: premorbid functioning, symptoms and neuroleptic response, Neuropsychopharmacology, 27, 82, 10.1016/S0893-133X(98)00138-9 Gattaz, 1992, Hypofrontality on topographic EEG in schizophrenia. Correlations with neuropsychological and psychopathological parameters, Eur. Arch. Psychiatry Clin. Neurosci., 241, 328, 10.1007/BF02191956 Guevara, 1996, EEG coherence or EEG correlation?, Int. J. Psychophysiol., 233, 145, 10.1016/S0167-8760(96)00038-4 Guevara, 2000, CAPTUSEN, a system for the computerized acquisition of EEG and event-related potentials, Rev. Mex. Psicol., 171, 77 Guevara, 2003, POTENCOR, a program to calculate power and correlation spectra of EEG signals, Comput. Methods Programs Biomed., 723, 241, 10.1016/S0169-2607(02)00128-1 Heimer, 2000, Basal forebrain in the context of schizophrenia, Brain Res. Rev., 31, 205, 10.1016/S0165-0173(99)00039-9 Hubl, 2001, Multilead quantitative EEG profile and cognitive evoked potentials (P300) in healthy subjects after a single dose of olanzapine Ibarrarán-Pernas, 2003, Olanzapine effects on emotional recognition in treatment refractory schizophrenics, Actas Esp. Psiquiatr., 31, 256 John, 1980, Developmental equations for the EEG, Science, 210, 1255, 10.1126/science.7434026 John, 1994, Quantitative electrophysiological characteristics and subtyping of schizophrenia, Biol. Psychiatry, 36, 801, 10.1016/0006-3223(94)90592-4 Joober, 2002, Neuropsychological impairment in neuroleptic-responder vs nonresponder schizophrenic patients and healthy volunteers, Schizophr. Res., 53, 229, 10.1016/S0920-9964(01)00279-1 Kay, 1992 Keefe, 1990, Characteristics of Kraepelinian schizophrenia and their relation to premorbid social functioning Kemali, 1992, Computerized EEG topography findings in schizophrenic patients before and after haloperidol treatment, Int. J. Psychophysiol., 13, 283, 10.1016/0167-8760(92)90078-P Lieberman, 1996, Psychobiologic correlates of treatment response in schizophrenia, Neuropsychopharmacology, 14, 13S, 10.1016/0893-133X(95)00200-W Merrin, 1992, Negative symptoms and EEG alpha activity in schizophrenic patients, Schizophr. Res., 8, 11, 10.1016/0920-9964(92)90056-B Miyauchi, 1990, Computerized EEG in schizophrenic patients, Biol. Psychiatry, 28, 488, 10.1016/0006-3223(90)90482-H Nagase, 1992, EEG coherence in unmedicated schizophrenic patients. Topographical study of predominantly never medicated cases, Biol. Psychiatry, 32, 1028, 10.1016/0006-3223(92)90064-7 Ohaeri, 2000, Naturalistic study of olanzapine in treatment resistant schizophrenia and acute mania, depression and obsessional disorder, East Afr. Med. J., 7, 286 Overrall, 1962, Brief psychiatric rating scale, Psychol. Rep., 10, 799, 10.2466/PR0.10.3.799-812 Ramos, 2001, Abnormal EEG patterns in treatment resistant schizophrenic patients, Int. J. Neurosci., 109, 47, 10.3109/00207450108986524 Ramos, 2001, Impairments in attention and facial emotion recognition in treatment refractory and nonrefractory schizophrenics evaluated through an odd-ball paradigm, Rev. Neurol., 33, 27 Schellenberg, 1992, EEG brain mapping. A method to optimize therapy in schizophrenia using absolute power and center frequency values, Schizophr. Res., 8, 21, 10.1016/0920-9964(92)90057-C Schuld, 2000, A comparison of effects of clozapine and olanzapine on the EEG in patients with schizophrenia, Pharmacopsychiatry, 33, 109, 10.1055/s-2000-7976 Shaw, 1984, Correlation and coherence analysis of the EEG: a tutorial review, Int. J. Psychophysiol., 1, 255, 10.1016/0167-8760(84)90045-X Sun-Ju, 2002, A retrospective study of clozapine and electroencephalographic abnormalities in schizophrenic patients, Biol. Psychiatry, 26, 139 Strelets, 2002, Cortical connectivity in high frequency beta-rhythm in schizophrenics with positive and negative symptoms, Int. J. Psychophysiol., 44, 101, 10.1016/S0167-8760(01)00196-9 Tauscher, 1995, EEG-Vergänderungen bei schizopphrenen erkrankungen eine kritsche übersicht, Fortschr. Neurol. Psychiatr., 63, 162, 10.1055/s-2007-996614 Tollefson, 1997, Olanzapine versus haloperidol in the treatment of schizophrenia and schizoaffective and schizophreniform disorders: results of an international collaborative trial, Am. J. Psychiatry, 154, 457, 10.1176/ajp.154.4.457 Tollefson, 1998, A double-blind controlled comparison of the novel antipsychotic olanzapine versus haloperidol or placebo on anxious and depressive symptoms accompanying schizophrenia, Biol. Psychiatry, 43, 803, 10.1016/S0006-3223(98)00093-6 World Health Organization (WHO) International Classification of Mental Diseases (ICD-10), 1992. Meditor Ed. Madrid.