CT: Page 380

Colorectal cancer mortality reductions vary by U.S. region
By Eric Barnes
Progress against colorectal cancer mortality varies substantially by geographic region in the U.S., and different regional screening rates may be behind the differences, according to a new study in the July issue of Cancer Epidemiology, Biomarkers, and Prevention.
July 11, 2011
Study reconfirms CT scan cancer risk in young adults
By Cynthia E. Keen
An analysis of the risk of radiation-induced cancers to young adults from body CT scans predicts that the majority of cancers will occur in patients who had these exams infrequently. The study results were published in the July issue of the Journal of the American College of Radiology.
July 5, 2011
New techniques tackle legacy CT dose monitoring
By Erik L. Ridley
If institutions aren't lucky enough to have relatively new CT scanners that produce DICOM Radiation Dose Structured Reports, patient dose monitoring can be a real challenge. Fortunately, several researchers and software developers are addressing this vexing problem.
July 4, 2011
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Survey shows regional imaging cost disparity
By AuntMinnie.com staff writers
Employee healthcare benefits advisory firm Change:Healthcare found significant regional disparity in the cost of imaging studies in the U.S. in its quarterly Healthcare Transparency Index.
July 3, 2011
New phantoms ramp dose estimate accuracy for imaging exams
By Tami Freeman
Computational human phantoms are invaluable for calculating radiation dose, but the determined values are only strictly accurate for patients with exactly the same anatomy as the phantom. Researchers in Brazil have created a new diverse series of phantoms to improve the situation.
July 3, 2011
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NEJM: Low-dose CT lung screening helps reduce mortality
By Wayne Forrest
The New England Journal of Medicine published a study this week indicating that the use of low-dose CT to screen individuals for lung cancer helps reduce mortality by 20%. First released in November 2010, the study results have helped draw renewed attention to CT lung screening.
June 28, 2011
ECRI program targets CT radiation safety
By AuntMinnie.com staff writers
The ECRI Institute has launched the Partnership for Patient Care regional collaborative to improve CT radiation safety.
June 28, 2011
iCAD VeraLook links with Vital
By AuntMinnie.com staff writers
Computer-aided detection (CAD) firm iCAD has made available worldwide its VeraLook CAD software for virtual colonoscopy with products from advanced visualization firm Vital.
June 28, 2011
Coronary CTA finds more disease in African-Americans
By Erik L. Ridley
Owing to its ability to detect noncalcified plaque, contrast-enhanced coronary CT angiography (CTA) may be a more suitable screening tool for assessing cardiovascular risk in African-Americans than coronary artery calcium scoring studies, according to a study published online June 28 in Radiology.
June 27, 2011
Rcadia receives 4 patents
By AuntMinnie.com staff writers
Computer-aided detection developer Rcadia Medical Imaging has been granted four patents by the U.S. Patent and Trademark Office involving technology in its COR Analyzer software.
June 27, 2011
CT reveals gender differences in metabolic syndrome
By Eric Barnes
Men and women show important differences in the fat distribution patterns associated with metabolic syndrome as visualized on CT, according to a new study. The research was based on low-dose images acquired for virtual colonoscopy screening, hinting at potentially added value for VC studies.
June 26, 2011
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Ill. attorney general files lawsuit against CT scanning chain
By Brian Casey
The Illinois attorney general has filed a lawsuit against whole-body CT scanning chain Heart Check America, charging the company with deceptive marketing practices in pitching "preventive" CT scans to otherwise healthy Illinois residents.
June 22, 2011
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