objective: the relationship between obsessive compulsive disorder and schizophrenia has been a matter of dispute for ages. this study aimed to investigate the differences between schizophrenia with obsessive compulsive symptoms (ocs) and schizophrenia without ocs in affecting positive and negative symptoms of schizophrenia.  methods: study participants comprised 30 patients with schizophrenia w...

aim and background: schizophrenia is a chronic psychiatric disorder. the positive and negative symptoms are not only important in the prognosis of the disease but also affect the quality of life among the patients. therefore, the present survey aimed to determine the relationship between positive and negative symptoms and quality of life among schizophrenic patients in sina hospital in juneqan....

objective: suicide is one of the most important early causes of death in psychotic patients. the main object of this research was to determine the relationship between positive and negative symptoms of schizophrenia and psychotic major depressive disorder (mdd) with suicidal history and risk. methods: sixty five patients with schizophrenia compared to 65 patients with psychotic mdd in a cross s...

abstract:purpose:this study was designed determine the efficacy of bupropion versus placebo in subjects with negative symptoms of schizophrenia.methods:a convenience sample of 40 patients of both genders aged 18-60 years who were living in psychiatric care centers were randomly treated with bupropion (started with 75 mg twice a day; increased to 100 mg thrice daily) or placebo. the diagnosis of...

introduction: a number of research studies have shown that the new generation of neuroleptic medications can more effectively contribute to treating negative symptoms of schizophrenia compared with the first generation by influence cognitive functioning. the present study examined the therapeutic effectiveness of manufactured risperidone and haloperidol in iran on treating the negative symptoms...

ôbjective: ït has been shown that serum and red blood cells’ level of ômega-3 fatty acids are low in people with schizophrenia. many studies have, therefore, attempted to explore the beneficial effects of these substances in the management of schizophrenia. however, the outcomes of the previous studies have not been clear cut. the present study is an attempt to retest this hypothesis by elimina...

objectives: against the background of evidence-based treatments for schizophrenia resistant to medication, the implementation of cognitive-rehabilitation therapy (crt) becomes more important, especially about patients who don’t response to medication. there is less evidence for group format and face to face structure of crt and also for resistant to medication patients. this research investigat...

Abstract:Purpose:This study was designed determine the efficacy of bupropion versus placebo in subjects with negative symptoms of schizophrenia.Methods:A convenience sample of 40 patients of both genders aged 18-60 years who were living in psychiatric care centers were randomly treated with bupropion (started with 75 mg twice a day; increased to 100 mg thrice daily) or placebo. The diagnosis of...

Abstract:Purpose:This study was designed determine the efficacy of bupropion versus placebo in subjects with negative symptoms of schizophrenia.Methods:A convenience sample of 40 patients of both genders aged 18-60 years who were living in psychiatric care centers were randomly treated with bupropion (started with 75 mg twice a day; increased to 100 mg thrice daily) or placebo. The diagnosis of...

objective: although the etiology of schizophrenia is unknown, it has a significant genetic component. ‎a number of studies have indicated that neuregulin-1 (nrg1) gene may play a role in the ‎pathogenesis of schizophrenia. in this study, we examined whether the rs2439272 of nrg1 ‎is associated with schizophrenia and its negative symptoms in an iranian population.‎ method: rs2439272 was genotype...