JAMA: Routine CCTA scans of diabetics not warranted November 17, 2014 -- Research being presented at this week's American Heart Association conference found that routine screening of asymptomatic diabetic patients with coronary CT angiography (CCTA) is not warranted for preventing death from coronary artery disease. The study is also being published in the Journal of the American Medical Association.
Constant change characterizes RSNA's first 100 years November 17, 2014 -- This month sees the 100th RSNA meeting, but the pace of change has been particularly rapid during the past three decades. Today's industrial landscape is entirely different, radiology has gone digital and global, and the leading modalities have developed and matured.
'Virtual Finger' points to better use of 3D volumes November 17, 2014 -- Developers of an advanced visualization algorithm known as Virtual Finger are hoping to revolutionize the tedious and slow process of exploring 3D image content. While the algorithm is currently being employed for nonmedical applications, its developers believe it could be used clinically in the near future.
FDG-PET outshines SPECT for Alzheimer's disease November 14, 2014 -- British researchers recommend FDG-PET over perfusion SPECT to diagnose and differentiate Alzheimer's disease from dementia with Lewy bodies after the hybrid modality proved its "significant superiority" in a study published online November 5 in the Journal of Nuclear Medicine.
MRI brain segmentation software boosts speed, accuracy November 14, 2014 -- Texas researchers have developed a new knowledge-based segmentation technique that surpasses previous efforts to segment the brain accurately with MRI, according to a new report in the Journal of Medical Imaging.
Second Opinion: Medicare CT screening decision raises questions November 13, 2014 -- "The large print giveth, but the small print taketh away." That quote by musician Tom Waits could well be applied to this week's decision approving Medicare payment for CT lung cancer screening, according to thoracic surgeon Dr. Frederic W. Grannis Jr., who believes that many people at risk of lung cancer may not get the scans they need.
Mobile App Spotlight: CTisus iLecture Series November 13, 2014 -- AuntMinnie.com presents the next article in an ongoing series highlighting notable mobile apps in radiology. In this installment, we take a look at CTisus iLecture Series: The HD Edition, an iOS app that offers hundreds of educational lectures on a variety of CT topics.
Shine offers new technology to alleviate Mo-99 shortage November 13, 2014 -- Since the severe global molybdenum-99 (Mo-99) shortage of 2009 and 2010, nuclear medicine practitioners have been glancing back over their collective shoulders to see when the next crisis might occur. Fortunately, plans are in the works to eliminate the angst, with one effort coming from Shine Medical Technologies.
Practice of Ultrasound: Part 18 -- A point of caring November 12, 2014 -- AuntMinnie.com presents the 18th in a series of columns on the practice of ultrasound from Dr. Jason Birnholz, one of the pioneers of the modality. Wherever a physician encounters a patient is his or her "point of care," he explains in this column.
Emergency departments continue to drive CT use November 11, 2014 -- Bucking an overall downward trend in utilization of advanced imaging services, emergency departments are still seeing growth in imaging, especially in CT use, which has tripled over the past decade, according to a new article in the Journal of the American College of Radiology.
CMS says yes to CT lung cancer screening for seniors November 10, 2014 -- Bucking a negative assessment from its own appointed review panel, the U.S. Centers for Medicare and Medicaid Services (CMS) on Monday approved CT lung cancer screening for Medicare recipients, saying the evidence is sufficient to justify screening high-risk individuals until the age of 74 years.
ACR committee offers tips for incidental thyroid nodules November 10, 2014 -- It can be hard to determine how to manage thyroid nodules detected incidentally on imaging exams. However, an American College of Radiology (ACR) committee hopes its new white paper will help those decisions be more consistent, lead to lower costs, and avoid unnecessary patient anxiety and potential morbidity.
Vigilance needed to prevent contamination of ultrasound probes November 10, 2014 -- Although ultrasound probes are vulnerable to bacterial contamination, the good news is that the risk can be significantly reduced if the proper precautions are taken, according to a study published in the November issue of the American Journal of Roentgenology.
CT lung cancer screening cost-effective in NLST November 7, 2014 -- Lung cancer screening was found to be reasonably cost-effective in the National Lung Screening Trial (NLST), but real-world results could vary based on screening methodology and other factors, according to the results of a long-awaited analysis in the New England Journal of Medicine.