Beta-blockers improve outcomes of NSCLC patients
January 9, 2013 -- In a large study from MD Anderson Cancer Center, patients with non-small cell lung cancer (NSCLC) survived longer if they took beta-blockers while receiving treatment that included radiotherapy. Results were published online January 8 in the Annals of Oncology.
Napkin-ring sign at CT shows vulnerable plaque
January 9, 2013 -- CT appears to have a useful way of demonstrating the noncalcified lipid-rich plaques that are at risk of rupturing -- at least the larger ones, according to researchers from Massachusetts General Hospital in Boston.
Most radiologists don't meet Medicare quality reporting rules
January 8, 2013 -- More than three-quarters of radiologists are not meeting requirements of the Medicare Physician Quality Reporting System, according to a study to be published in the February issue of the Journal of the American College of Radiology. The shortfall could expose radiologists to penalties starting in 2015.
Use of imaging in inpatient setting lags overall growth
January 8, 2013 -- Use of noninvasive diagnostic imaging in the hospital inpatient setting lagged overall imaging growth from 2000 to 2010, and the share of imaging being done on an inpatient basis dropped from 32% to 25%, said Dr. Vijay Rao from Thomas Jefferson University.
New technologies drive Medicare breast screening costs higher
January 7, 2013 -- Medicare costs for breast screening are being driven higher by new technologies such as digital mammography and computer-aided detection, which are being adopted in spite of limited data on their effectiveness, according to a study published on Monday in JAMA Internal Medicine.
Use of ultrasound to guide central venous catheters lags
January 7, 2013 -- Despite compelling clinical evidence and recommendations from a number of organizations, utilization of ultrasound to guide placement of central venous catheters still remains low, according to a recent presentation.
Practice of Ultrasound: Part 9 -- Image quality
January 4, 2013 -- presents the ninth in a series of columns on the practice of ultrasound from Dr. Jason Birnholz, one of the pioneers of this modality. In this installment, he illustrates why everything depends on image quality.
3D/4D ultrasound imaging: Coming of age
January 4, 2013 -- Although high-performance 3D/4D technology has been available in ultrasound for years, it hasn't routinely been used in all clinical practices. That may change in 2013, however, thanks to a number of key trends that are expected to drive widespread adoption.
Don't redo CT for mild head trauma if patient is stable
January 4, 2013 -- An initial CT exam after mild head trauma is a good idea because it can show bleeding in the brain. Repeating the scan, however, is unlikely to yield additional benefits or change management if the patient is stable, according to a new study in the January issue of Neurosurgery.
Brain fMRI shows negative effect of fructose on eating habits
January 3, 2013 -- Using functional MRI (fMRI), Yale University researchers may have uncovered one of the keys to the obesity epidemic: that ingestion of fructose changes brain activity in regions that regulate appetite and produce feelings of being full. Study results were published in the January 2 issue of the Journal of the American Medical Association.
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