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OBJECTIVE Cognitive impairment in bipolar disorder may be a stable characteristic of the illness, although discrepancies have emerged with regard to what dysfunctions remain during remission periods. The aim of this study was to ascertain whether euthymic bipolar patients would show impairment in verbal learning and memory and in executive functions(More)
BACKGROUND The goal of this study was to assess the efficacy and safety of risperidone in bipolar and schizoaffective disorders. METHOD 541 patients entered this open, multicenter, 6-month study. Patients were entered provided that they fulfilled DSM-IV criteria for bipolar disorder or schizoaffective disorder, bipolar type, during a manic, hypomanic,(More)
BACKGROUND The aim of this study was to assess the effectiveness and safety of risperidone monotherapy for acute and continuation treatment of mania. METHOD Ninety-six DSM-IV acutely manic bipolar patients with a Young mania rating score (YMRS) of 20 or more entered this open, multicentre, 6-month study. Efficacy was assessed with the YMRS, the positive(More)
BACKGROUND Recent studies have reported that differences in cognitive performance between schizophrenic and bipolar patients seem to be smaller than expected. Patients with schizophrenia have consistently shown frontal executive dysfunctions, but studies regarding executive abilities in bipolar patients are scarce and discrepant. As executive function has(More)
OBJECTIVE Little is known regarding the impact of psychotic symptoms on the cognitive functioning of bipolar patients. Findings from previous reports are controversial and mainly focused on current psychotic symptoms. The main aim of this study was to ascertain whether the history of psychotic symptoms was associated with greater cognitive impairment in(More)
OBJECTIVE Only a few studies have examined specifically the neuropsychological performance of schizoaffective patients. METHOD The sample consisted of 34 euthymic DSM-IV schizoaffective patients, who were compared with 41 euthymic bipolar patients without history of psychotic symptoms and 35 healthy controls. Euthymia was defined by a score of 6 or less(More)
BACKGROUND An adequate therapy for psychotic disorders needs to be effective against mood as well as psychotic symptoms. Analyses of data from clinical trials of risperidone in schizophrenia and small open-label studies in mania suggest that risperidone may have this broad efficacy profile. We present data on a 6-week trial of risperidone for the treatment(More)
BACKGROUND The treatment of depressive episodes occurring in bipolar patients taking mood stabilizers is an understudied area of research with outstanding clinical consequences. This study was aimed to assess and compare the efficacy and safety of 2 different antidepressant drugs, paroxetine and venlafaxine, in this indication. METHOD Sixty DSM-IV bipolar(More)
BACKGROUND Noncompliance with medication is a very common feature among bipolar patients. Rates of poor compliance may reach 64% for bipolar disorders, and noncompliance is the most frequent cause of recurrence. Knowledge of the clinical factors associated with noncompliance would enhance clinical management and the design of strategies to achieve a better(More)