Prior admissions with stimulant disorder, but not a prior cannabis disorder diagnosis, are a negative prognostic sign in first-episode psychosis according to new research in the British Journal of Psychiatry. “Young people with substance comorbidities may have both the best and worst of outcomes, depending on whether problematic substance use is discontinued,” the authors note.
Sara, G., Burgess, P., Malhi, G., Whiteford, H., Hall, W., Cannabis and stimulant disorders and readmission 2 years after first-episode psychosis. British Journal of Psychiatry. Online February 27, 2014. doi: 10.1192/bjp.bp.113.135145
Drug abuse does not always lead to psychosis readmission (Medwire News)