Specific psychiatric symptoms during cannabis use and their relation to psychotic disorders

Abstract Background and objectives: Cannabis use is an increasing phenomenon worldwide and represents a controversial issue, as it has direct implications in the development of psychosis. There are no widely accepted tools of evaluating the risk for users and therefore no prevention strategies. As psychosis and schizophrenia are two major psychiatric disorders, developing a screening tool is of great need. The current study evaluates the feasibility of the cannabis experience questionnaire 6 (CEQ-6) questionnaire as a screening tool for cannabis