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RESEARCH
Players who experienced a concussion playing hockey took more days to return to play if they had headache, low energy, amnesia or abnormalities on physical examination. Benson and colleagues found this by collecting information about 559 concussions in hockey players and following their recovery over time. The authors suggest a more precautionary approach to allowing players with these symptoms to return to play. Full article
COMMENTARY: “Sport” and “non-sport” concussions PRACTICEDoctors within borders: meeting the health care needs of migrant farm workers in Canada
Most of the 27 000 migrant farm workers who come to work in Canada are entitled to Canadian health care benefits and workers’ compensation. As Pysklywec and colleagues point out, however, major barriers may prevent access to and use of Canadian health care services. Full article
REVIEWConversion disorder: advances in our understanding
Although conversion disorder has long been viewed as the quintessential psychological disorder, Feinstein points out that advances in neuroscience are slowly changing this view. Functional magnetic resonance imaging demonstrates that people with conversion disorder may have abnormal patterns of cerebral activation in which areas of the brain regulating emotion override activation of the motor and sensory areas. Full article
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EDITORIAL Can Health Canada do better in protecting Canadians from unsafe drugs? The Government of Canada cannot fully protect its citizens from unsafe drugs because of antiquated laws. Full article La tuberculose au Nunavut : un sičcle d’échecs La pauvreté, la malnutrition et, surtout, la pénurie de logements convenables sont les principaux déterminants socioéconomiques en cause de tuberculose. Full article NEWS
FOR THE RECORD More transgender health research needed
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CMAJ in the News "Starve a fever, feed a concussion: Speedy feeding offers hope of better healing" (The Globe and Mail), April 21, 2011 "Newer Versions of the Pill Pose No Added Risk to Gallbladder" (U.S. News & World Report), April 20, 2011 "Counterpoint: Drug addicts can’t recover if they’re already dead" (National Post), April 20, 2011 "Food safety: the forgotten issue?" (CBC), April 20, 2011
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