Brain metabolism in substance-induced psychosis and schizophrenia: A preliminary PET study

Filippo Dragogna, Massimo C. Mauri, Giorgio Marotta, F. Teodora Armao, Paolo Brambilla, A. Carlo Altamura

Research output: Contribution to journalArticlepeer-review


Introduction: The relation between schizophrenia and cannabis abuse has been widely discussed from etiopathogenetic, psychopathological and neurometabolic points of view. Relatively little has been written about the differences between schizophrenia with co-occurrent cannabis abuse and substance-induced psychotic disorder (SIPD). Given these premises, our study aims to investigate the psychopathological and neurometabolic features of these clinical entities. Methods: We enrolled patients experiencing an acute psychotic episode, affected either by schizophrenia with or without cannabis abuse (SCZ +/- CA; n = 5 and n = 5, respectively) with recent onset (

Original languageEnglish
Pages (from-to)195-202
Number of pages8
Issue number4
Publication statusPublished - Mar 19 2014


  • Cannabis
  • PET scanning
  • Posterior cingulum
  • Precuneus
  • Schizophrenia
  • Substance-induced psychotic disorder

ASJC Scopus subject areas

  • Psychiatry and Mental health
  • Neuropsychology and Physiological Psychology
  • Biological Psychiatry


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