CT: Page 400

CAD boosts new readers in diagnosing stenosis on CCTA
By Erik L. Ridley
CHICAGO - Computer-aided detection (CAD) software can improve the diagnosis of stenosis on coronary CT angiography (CCTA), although the level of performance gain varies by level of reader experience, according to research presented Sunday at the 2010 RSNA meeting in Chicago.
November 27, 2010
QCT identifies bone loss after ob/gyn cancer treatment
By Cynthia E. Keen
With the use of quantitative CT (QCT), researchers from the University of Minnesota determined that gynecologic cancer patients lost as much as one-fourth of their bone mineral density after undergoing chemotherapy and radiation therapy.
November 25, 2010
Simple calcium counting at chest CT predicts mortality risk
By Eric Barnes
A simple counting method that assesses coronary artery calcium (CAC) from low-dose chest CT scans can be used to predict an individual's risk of death from cardiac disease, according to study results published in the November issue of Radiology.
November 23, 2010
Siemens debuts Fast Care CT program
By AuntMinnie.com staff writers
Siemens Healthcare has unveiled its new Fast Care technology platform for CT scanners to help hospital staff members perform examinations faster and more efficiently with as little dose as possible.
November 22, 2010
CT coronary calcium scans define who needs statin therapy
By Edward Susman
CT-based coronary artery calcium scans may be able ferret out which patients with low levels of low-density lipoprotein cholesterol and high levels of c-reactive protein need treatment with statins, according to a study presented at last week's American Heart Association scientific sessions in Chicago.
November 22, 2010
ContextVision expands GOPView CT
By AuntMinnie.com staff writers
Image enhancement developer ContextVision has introduced a standalone version of its GOPView CT software.
November 21, 2010
N-acetylcysteine does not prevent contrast-induced nephropathy
By Charlene Laino
High-dose N-acetylcysteine does not prevent contrast-induced nephropathy in high-risk patients undergoing coronary or vascular angiographic procedures, researchers reported at a late-breaking clinical trials presentation at the American Heart Association meeting in Chicago last week.
November 21, 2010
Big cumulative doses seen at cardiac SPECT MPI
By Eric Barnes
Patients undergoing SPECT myocardial perfusion imaging (MPI) receive high cumulative radiation doses and often undergo repeat scans with the modality, concludes a study of more than 1,000 patients published online November 15 in the Journal of the American Medical Association.
November 21, 2010
Medrad to highlight CTPA software at RSNA
By AuntMinnie.com staff writers
Contrast injector technology firm Medrad plans to highlight its personalized-protocol software that individualizes CT pulmonary angiography (CTPA) contrast dosing at the upcoming RSNA meeting.
November 18, 2010
CT-guided cryoablation safe for kidney lesions
By Eric Barnes
Friday, December 3 | 10:30 a.m.-10:40 a.m. | SST16-01 | Room E353BThere's more than one way to kill a kidney cancer without surgery. Freezing renal tumors percutaneously is safe and effective and delivers very low complication rates, say researchers from Duke University in Durham, NC.
November 18, 2010
CTA parameters quantify arterial narrowing in aSAH patients
By Eric Barnes
Monday, November 29 | 3:20 p.m.-3:30 p.m. | SSE17-03 | Room N229In patients presenting with aneurysmal subarachnoid hemorrhage (aSAH), whole-brain CT perfusion (CTP) and CT angiography (CTA) provide baseline perfusion parameters for future comparison when CTA is performed for evaluating a suspected ruptured aneurysm, researchers will report in this Monday session.
November 18, 2010
Fusion imaging system enables ablation of liver tumors undetectable at US
By Eric Barnes
Sunday, November 28 | 11:05 a.m.-11:15 a.m. | SSA24-03 | Room E350A real-time fusion imaging system that combines ultrasound with CT or MRI allows liver tumors to be targeted and ablated that otherwise would not have been detected on ultrasound, according to this study to be presented on Sunday.
November 18, 2010
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