Mobile App Spotlight: A k-Space Odyssey
March 21, 2017 -- presents the next article in an ongoing series highlighting notable mobile apps in radiology. In this installment, we take a look at A k-Space Odyssey, an iOS app designed to facilitate understanding of k-space, the mathematical abstraction that connects MRI scan parameters with the clinical image.
Medicare imaging use varies widely at county level
March 20, 2017 -- In the Medicare population, imaging use and costs vary far more at the county level than at the state level, according to a new study published online March 10 in the Journal of the American College of Radiology.
ACC: CT detects blood clots that reduce valve motion
March 20, 2017 -- CT detects small clots surrounding valve leaflets after transcatheter aortic valve replacement that are missed on echocardiography studies, concludes new research presented at the just-concluded American College of Cardiology (ACC) meeting in Washington, DC. Reduced valve motion after the procedure may be a sign of the condition, the researchers said.
MRI shows less gray matter in kids with sleep apnea
March 20, 2017 -- MRI scans have revealed significant reductions of gray matter in several brain regions of children with moderate or severe obstructive sleep apnea, compared with children who sleep normally, according to a paper published online March 17 in Scientific Reports, one of the Nature journals.
Adding DBT to breast screening helps BI-RADS accuracy
March 17, 2017 -- More and more clinical evidence indicates that using digital breast tomosynthesis (DBT) for breast cancer screening reduces recall rates and increases the detection of invasive cancers. Now another benefit of the technology is coming to the fore: Adding DBT to digital mammography helps breast imagers categorize lesions more accurately, according to research presented at ECR 2017.
MRI can replace biopsy for prostate cancer surveillance
March 17, 2017 -- MRI can be used in place of serial biopsy as part of an active surveillance program for prostate cancer, complementing prostate-specific antigen levels and digital rectal exams in early-stage patients. The combination could help guide who needs treatment without the need for biopsy, according to a study in the March issue of the American Journal of Roentgenology.
Patient group campaigns for gadolinium research, answers
March 16, 2017 -- With all the scientific debate in recent years over the long-term effects of gadolinium retention after contrast-enhanced MRI scans, two patients are leading a campaign to advance research on the topic and, most importantly, ensure that those adversely affected by gadolinium are heard and not forgotten.
IBM Watson deal puts MedyMatch on the map
March 16, 2017 -- Artificial intelligence developer MedyMatch scored a major coup with the announcement of a strategic relationship on Thursday with IBM Watson Health. Under the deal, Watson users will have access to MedyMatch's decision-support application for analyzing noncontrast head CT studies.
#MyRadGirlfriend No. 30: Match Day
March 16, 2017 -- On March 17, medical students across the U.S. will find out the residency programs they have been assigned to by the National Resident Matching Program. Andy reminisces about her Match Day experience in the next installment of #MyRadGirlfriend.
MedPAC report on imaging volume sees glass half empty
March 15, 2017 -- Despite growth in medical imaging volume per Medicare beneficiary of only 0.5% in 2015, and a decline of 8% in volume since 2009, the latest report by the Medicare Payment Advisory Commission (MedPAC) warns that imaging could still be overused and concludes that Medicare should prioritize reimbursement for primary care over specialties like radiology.
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