DR chest tomo reduces number of CT exams in Sweden
December 6, 2011 -- Using chest tomosynthesis with a digital radiography system reduced the number of chest CT exams performed at a Swedish institution, leading to lower radiation dose and better use of CT resources, according to a presentation from last week's RSNA meeting.
Same CCTA results mean different risks in men and women
December 5, 2011 -- CHICAGO - Researchers have long known of differences between men and women in the rate of cardiac disease and resulting morbidity, but a new study presented at RSNA 2011 suggests that the same coronary CTA (CCTA) results require different interpretation and risk assessments depending on the patient's gender.
Repeat brachytherapy a viable option for prostate cancer
December 2, 2011 -- CHICAGO - Prostate cancer patients who undergo brachytherapy treatments that fail due to inadequately placed radioactive seeds -- but who don't develop distant metastases -- may have better luck the second time around, concluded a study presented at the RSNA meeting.
Lossy image compression affects CAD performance
December 1, 2011 -- CHICAGO - Although it doesn't influence 3D volume rendering, lossy image compression can negatively affect computer-aided detection (CAD) performance, according to research presented at the RSNA 2011 meeting.
An RSNA 'Christmas Carol'
December 1, 2011 -- CHICAGO - For years, the PACSman Awards were an annual tradition in's coverage of the RSNA conference. With the PACSman hanging up his typewriter last year, the baton has now passed to the Dalai Lama of PACS, radiologist and blogger Dr. Sam Friedman, who shares his unique RSNA experience.
Implementing meaningful use isn't a cakewalk yet
December 1, 2011 -- CHICAGO - From a radiology perspective, meaningful use guidelines are challenging, with a minefield of unknowns and pitfalls. It's perhaps unsurprising, then, that a panel discussion on how radiology practices are actually handling meaningful use attracted quite a crowd on Tuesday at RSNA 2011.
PET/MRI surpasses PET/CT for some abdominal lesions
December 1, 2011 -- CHICAGO - PET/MRI can outperform PET/CT for lesion conspicuity and characterization in the abdomen, particularly in the liver, according to a study presented by Swiss researchers at the RSNA 2011 meeting.
AuntMinnie's live coverage of RSNA 2011 news
December 1, 2011 -- continues its live coverage of news from RSNA 2011, the world's largest medical imaging conference, held in Chicago. We've highlighted information from days one through five of the annual meeting -- read about all the developments in our RADCast @ RSNA.
iPads are OK for VC reviews, but take longer
November 30, 2011 -- CHICAGO - Apple's iPad 2 can be used safely and effectively for 2D reviews of virtual colonoscopy images, but using the device for this purpose takes longer and may require extra training, Italian radiologists reported at the RSNA 2011 meeting.
fMRI finds brain changes from violent video games
November 30, 2011 -- CHICAGO - Just one week of playing a violent video game produced measurable differences in blood flow to select areas of the brain on functional MRI (fMRI), which may explain why game playing has been linked to behavioral changes in some people.
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