New Data Show No Link Between Cannabis and Stroke Sue Hughes Medscape.com, June 09, 2020 https://www.medscape.com/viewarticle/931988_print A new study that used admission urine toxicology tests to ascertain drug use found no independent association between recent cannabis use and the incidence of acute ischemic stroke. "Previous studies have shown conflicting data on cannabis use and stroke. Our study is a step forward in that we had quite a large population and we had an objective measure of marijuana use with the urine screen, whereas some previous studies have just relied on asking the patient about marijuana use," senior author Shreyas Gangadhara, MD, University of Mississippi Medical Center, Jackson, [...]