Research Letters |

Overuse of Magnetic Resonance Imaging

Derek J. Emery, MD, FRCPC; Kaveh G. Shojania, MD, FRCPC; Alan J. Forster, MD, FRCPC; Naghmeh Mojaverian, MD; Thomas E. Feasby, MD, FRCPC
JAMA Intern Med. 2013;173(9):823-825. doi:10.1001/jamainternmed.2013.3804.
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Overuse of health care services such as magnetic resonance imaging (MRI) has become an increasingly recognized problem.1,2 We studied the appropriateness of requests for outpatient MRI of the lumbar spine and of the head for headache, as these are common indications and might be frequently inappropriate.

Correspondence: Dr Emery, Department of Radiology and Diagnostic Imaging, University of Alberta, 8440–112 St, Edmonton, AB T6G 2B7, Canada (demery@ualberta.ca).

Published Online: March 25, 2013. doi:10.1001/jamainternmed.2013.3804

Author Contributions: Drs Emery and Forster had full access to all the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis. Study concept and design: Emery, Shojania, Forster, and Feasby. Acquisition of data: Emery and Mojaverian. Analysis and interpretation of data: Emery, Shojania, Forster, and Feasby. Drafting of the manuscript: Emery, Shojania, Mojaverian, and Feasby. Critical revision of the manuscript for important intellectual content: All authors. Statistical analysis: Forster. Obtained funding: Emery, Shojania, Forster, and Feasby. Administrative, technical, and material support: Emery and Mojaverian. Study supervision: Emery, Forster, and Feasby.

Conflict of Interest Disclosures: None reported.

Funding/Support: This study was funded by a grant from the Canadian Institutes of Health Research.

Additional Contributions: The panel members were Robert S. Burnham, MD, Werner J. Becker, MD, Michael Rasminsky, MD, Chaim Bell, MD, John You, MD, Maziar Badii, MD, Ernest Schuster, MD, Donald Lee, MD, Neil Berrington, MD, William Maloney, MD, Raja Rampersaud, MD, and Teresa Cavett, MD. Jaime Laliberte, BSc, Michelle Tubman, MD, and Kelly Wiens, MSc, assisted with the project. Eugene Wai, MD, assisted with the design of the study and took part in the panel discussion. Santanu Chakraborty, MD, and Marlise Peruzzo dos Santos, MD, MSc, provided feedback on the ethics application, data collection forms, and scripts for interviewing patients at 1 of the 2 study sites.

This article was corrected for errors on July. 16, 2013.

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