Journal article

Cannabis and psychosis.

Louisa Degenhardt, Wayne Hall

Current Psychiatry Reports | Published : 2002

Abstract

There has been considerable debate about the reasons for the association observed between cannabis use and psychosis in both clinical and general population samples. Among the hypotheses proposed to explain the association are the following: 1) common factors explain the co-occurrence; 2 cannabis causes psychosis that would not have occurred in the absence of cannabis use; 3) cannabis precipitates psychosis among persons who were vulnerable to developing the disorders; 4) cannabis use worsens or prolongs psychosis among those who have already developed the disorder; and 5) that persons with psychosis are more likely to become regular or problematic cannabis users than persons without psychos..

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