(IMAGE) McGill University Health Centre Caption Tuberculosis is a recognized hazard for healthcare workers, but the annual screening strategy currently in place in Canada and the United States is costly with very limited health benefits and should be reconsidered, According to a new study led by a team from the Research Institute of the McGill University Health Centre in Montreal. The findings suggest health agencies in North America should consider switching to a targeted strategy focusing on high-risk healthcare workers only. Credit McGill University Health Centre Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.