MRI uncovers cardiovascular risks for 9/11 first responders
December 8, 2011 -- Exposure to dust produced from the collapse of the twin towers at the World Trade Center on September 11, 2001, is subjecting the first responders to that disaster to an elevated risk of cardiovascular disease, according to results of a study involving dynamic contrast-enhanced MRI.
FDA delays PET drug deadline for 6 months
December 7, 2011 -- Developers of PET radiopharmaceuticals got a reprieve this week: The U.S. Food and Drug Administration announced that it will give them six more months to comply with an upcoming rule change for manufacturing PET drugs that originally was scheduled to go into effect next week.
Nighthawk foe advises groups to take back telerad night call
December 7, 2011 -- Radiologists should fight the trend of outsourcing night call to teleradiologists, according to a presentation given at last week's RSNA meeting in Chicago by outspoken nighthawk foe Dr. David C. Levin from Thomas Jefferson University.
Mammo screening reduces breast cancer mortality by almost half
December 6, 2011 -- Women who receive at least three screening mammograms have a 49% lower risk of dying from breast cancer, according to a new study released online today in the journal Cancer Epidemiology, Biomarkers & Prevention, a publication of the American Association for Cancer Research.
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.
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