Abstract:
OBJECTIVE:This study examined 1H MRS detected metabolite levels (in left frontal, temporal lobes and thalamus) and clinical and cognitive features of patients with first-episode and chronic schizophrenia. METHOD:We studied 31 first-episode patients (group 1) and 17 chronic patients (group 2) with ICD-10 diagnosis of schizophrenia (and 13 healthy subjects). Patients were also assessed by the means of PANSS, CGI, Calgary scales and WCST, TMT, Stroop tests. RESULTS:We did not observe statistically significant differences in metabolite levels between group 1 and 2. We observed only a trend toward higher Cho level in temporal lobe in group 2 and lower NAA level in group 1. When comparing with the control group we observed a significantly higher Cho level in the frontal lobe (group 1,2) (p < 0.05). We observed a trend toward lower NAA levels in the frontal lobe (group 1,2), and lower NAA level in the temporal lobe (group 1). Patients with chronic schizophrenia performed significantly worse in WCST, TMT and Stroop tests (p < 0.05). CONCLUSION:These results suggest, that abnormalities in metabolite levels in frontal and temporal lobes are present at the onset of disease and don't progress over time. The cognitive dysfunction is more prominent in chronic patients.
journal_name
Psychiatr Poljournal_title
Psychiatria polskaauthors
Szulc A,Galińska B,Tarasów E,Walecki J,Dzienis W,Kubas B,Czernikiewicz Asubject
Has Abstractpub_date
2003-11-01 00:00:00pages
977-88issue
6eissn
0033-2674issn
2391-5854journal_volume
37pub_type
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journal_title:Psychiatria polska
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journal_title:Psychiatria polska
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