Resources: Page 519

Dual-energy CT helps distinguish PE from other perfusion defects
By Eric Barnes
CHICAGO - Detecting pulmonary perfusion defects at CT is considered good evidence for the presence of pulmonary embolism (PE), but not all perfusion defects represent PE. Dual-energy CT can distinguish non-PE causes of perfusion defects from the real thing, according to Korean researchers.
December 1, 2008
2008 12 01 18 22 48 253 Kang thumb 12 08
3-tesla MRI both challenges and rewards pediatric radiologists
By Cynthia E. Keen
CHICAGO - After performing more than 2,500 3-tesla MRI exams of children in a 12-month period, radiologists affiliated with Toronto's Hospital for Sick Children described the challenges and experiences they encountered in a poster presented at the 2008 RSNA annual meeting.
December 1, 2008
Contrast variations prove main factor for breast cancer visibility
By Kate Madden Yee
CHICAGO - The Digital Mammographic Imaging Screening Trial (DMIST) of 2005 involved nearly 50,000 asymptomatic women who presented for screening mammography at 33 sites in the U.S. and Canada. Researchers have now used the DMIST data to evaluate which factors contribute to lesion visibility in both digital and analog mammography.
December 1, 2008
MEG reveals sound processing delays in autistic children
By Charlene Laino
CHICAGO - Using magnetoencephalography (MEG), researchers have found that children with autism react to sound an average of 20 msec slower than other children -- a finding that may help to explain the language and communication impairments associated with the disorder.
December 1, 2008
Brachytherapy preserves cosmesis in breast cancer patients with implants
By Edward Susman
CHICAGO - Researchers suggest they have a better option than mastectomy and breast reconstruction for women with breast augmentation implants who have been diagnosed with early-stage breast cancer. Dr. Robert Kuske provided details about the brachytherapy technique at the 2008 RSNA conference.
November 30, 2008
Siemens highlights new dual-source CT, breast MRI, DBT systems
By Brian Casey and Erik L. Ridley
CHICAGO - The latest generation of its dual-source CT technology, an MRI scanner optimized for breast imaging, and a work-in-progress digital breast tomosynthesis (DBT) technology are highlights for Siemens Healthcare at this year's RSNA show.
November 30, 2008
2008 12 01 15 13 58 854 Siemens Somatom Definition Flash Sm Resized
Web-based radiology dashboard aids in practice management
By Erik L. Ridley
CHICAGO - A Web-based, real-time radiology dashboard can provide valuable information for radiology practice management, quality assurance, and patient care, according to research from Massachusetts General Hospital in Boston.
November 30, 2008
PET/CT finds some lesions chest CT cannot
By Wayne Forrest
CHICAGO - PET/CT showed its prowess over CT by detecting additional lesions in 23% of all cancer patients who had a conventional thoracic CT, according to a presentation at the 2008 RSNA meeting.
November 30, 2008
MRgFUS effective, safe for outpatient fibroid treatment
By Edward Susman
CHICAGO - MR-guided focused ultrasound (MRgFUS) can successfully destroy more than 50% of fibroids with little or no pain, researchers reported at the 2008 RSNA conference in Chicago.
November 30, 2008
Perfusion CT predicts tumor response to antiangiogenic treatment
By Charlene Laino
CHICAGO - Dynamic perfusion CT imaging enables early assessment of the antivascular effects of antiangiogenic treatment in patients with advanced rectal cancer, researchers reported on Sunday at the 2008 RSNA annual meeting.
November 30, 2008
2008 11 30 18 30 10 869 Prethumb
MRI helps predict breast cancer invasiveness at surgery
By Kate Madden Yee
CHICAGO - The use of breast MRI has increased by double-digits this year, a boost some industry watchers attribute to increased awareness of how the technology helps clinicians detect and treat breast cancer earlier in high-risk women.
November 30, 2008
CT, women's health pace Toshiba RSNA products
By Brian Casey
CHICAGO - New women's health products in several modalities are highlighted in the RSNA booth of Toshiba America Medical Systems, as the Tustin, CA, vendor also features recent research conducted with its 320-detector-row Aquilion One CT scanner.
November 29, 2008
2008 11 30 17 44 15 592 Toshiba Breast Mr Resized
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