Kai Macdonald

Effects of chronic, heavy cannabis use on executive functions.

Journal of Addiction Medicine March 2011 Rebecca D Crean, Susan F Tapert, Arpi Minassian et al.

This case describes the clinical course of a cannabis-dependent individual entering a 12-week abstinence-based research program. The case illustrates the effects of chronic, heavy cannabis use on executive functions at three time points: 1) 24 hours of abstinence; 2) 4 weeks of abstinence; and 3) 12 weeks of abstinence. It is followed by discussions by two clinical psychologists and a...