The effect of second-generation antipsychotics on hippocampal volume in first episode of psychosis: longitudinal study

Autor: Michael Bodnar, Ashok K. Malla, Carolina Makowski, M. Mallar Chakravarty, Ridha Joober, Martin Lepage
Jazyk: angličtina
Rok vydání: 2016
Předmět:
Zdroj: BJPsych Open, Vol 2, Pp 139-146 (2016)
Druh dokumentu: article
ISSN: 2056-4724
DOI: 10.1192/bjpo.bp.115.002444
Popis: BackgroundCurrent neuroscience literature has related treatment with aripiprazole to improved memory performance and subcellular changes in the hippocampus.AimsTo explore the volumetric changes in hippocampal grey matter in people with a first episode of psychosis (FEP) treated with second-generation antipsychotics.MethodBaseline and 1-year follow-up magnetic resonance images were obtained. Hippocampal volumes were estimated by using FreeSurfer and MAGeT-Brain. Subgroups included: aripiprazole (n=13), olanzapine (n=12), risperidone/paliperidone (n=24), refused-antipsychotics (n=13) and controls (n=44).ResultsAripiprazole subgroup displayed significant increases in bilateral hippocampal volume compared with all other subgroups (FreeSurfer: all P's
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