title: Computed tomographic examination of heavy marijuana smokers.
abstract: Computed tomographic scans were obtained from 19 men with long histories of heavy marijuana smoking and who were also observed to smoke large amounts of marijuana under research ward conditions. The ventricular system and subarachnoid spaces were normal in size and showed no indication of atrophic change.
mesh_terms: D000328:Adult; D000367:Age Factors; D000662:Amphetamines; D001284:Atrophy / Q000000981:diagnostic imaging; D001463:Barbiturates; D001921:Brain / Q000473:pathology; D001927:Brain Diseases / Q000139:chemically induced* / Q000000981:diagnostic imaging; D002188:Cannabis; D006801:Humans; D008297:Male; D012737:Sex Factors; D019966:Substance-Related Disorders / Q000150:complications*; D014057:Tomography, X-Ray Computed
chemical_list: D000662:Amphetamines; D001463:Barbiturates