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}

Study results published online January 16 in Neuropsychopharmacology indicate that the brain’s temporoparietal junction, an information-processing hub, is more active in people who most often remember their dreams. {read more here}

Johns Hopkins researchers are well on their way to building a digital library of children’s brain images, which they say eventually will give doctors around the world access to a free Google-like search engine that could help diagnose and treat pediatric neurological disorders.  {read more here}

An investigational immune-PET biomarker maps tumor vasculature while skipping healthy tissues, according to a study published Feb. 13 in the Journal of Nuclear Medicine. {read more here}