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The American College of Radiology recommends against routine neuroimaging in patients with uncomplicated headache. A new study suggests that the rate of neuroimaging is inappropriately high and continues to increase. U.S. investigators used a nationally representative survey of ambulatory care to identify all office visits made by adults for any headache and for migraine headache, whether headaches were primary or secondary complaints. About half of all visits were to primary care physicians, and 20% were to neurologists.
Between 2007 and 2010, computed tomography or magnetic resonance imaging was ordered in 12% of the estimated 51 million headache visits and in 10% of the estimated 25 million visits for migraine headache specifically. Rates…