Noninvasive cardiovascular imaging in U.S. medical practice today raises two policy challenges, according to a statement released on Feb. 17 by the American College of Cardiology and 13 collaborating medical groups: fostering a volume of imaging that balances patient needs with responsible use of societal resources, and continued improvement in the quality of care based on noninvasive cardiovascular imaging.   “The purpose of this document is to provide a brief exposition of the issues involved [in usage volume of noninvasive cardiovascular imaging] and the possible ways in which the medical care system can balance responsible use of imaging with patient safety concerns while maintaining or even enhancing quality of care,” wrote the 20-member panel in a health policy statement (J. Am. Coll. Cardiol. 2014;63:698-721). {read more here}