CT: Page 614

Lung CAD makes strides in nodule detection

A survey of the latest nodule-detection studies finds that lung CAD algorithms have evolved to become unmistakably useful to radiologists. In nine studies presented at the 2003 RSNA meeting in Chicago, CAD schemes developed by multimodality vendors and independent firms alike all brought significant sensitivity gains to the tedious job of lung-nodule detection.

January 29, 2004

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CT coronary calcium attenuation affected by body mass, lesion location

Researchers from the University of Iowa have concluded that CT attenuation varies significantly depending on the subject's body mass, a finding that casts doubt on the accuracy of phantom-based scanning measurements.

January 27, 2004

AuntMinnie's Virtual Colonoscopy Radiology Insider

Over the past year, lung CAD algorithms have evolved to become reliable second readers of thoracic CT exams. In study after study presented at the 2003 RSNA meeting, lung CAD systems could be counted on to improve the detection rate of solitary pulmonary nodules, even small or hard-to-find abnormalities such as those adjacent to vascular structures.

January 25, 2004

Virtual Colonoscopy Radiology Insider

Ten years of virtual colonoscopy practice have shown that insufflation is key to success with the technique. Those who would master insufflation's intricacies might also do well to spend some time with Dr. Elizabeth McFarland and colleagues from Washington University in St. Louis.

January 25, 2004

Voxar closes HCA deal

By AuntMinnie.com staff writers

Three-dimensional-software developer Voxar has sold its Voxar 3D, Voxar Colonscreen, and Voxar Calscreen products to the South West Coast Division of Nashville, TN-based healthcare organization Hospital Corporation of America (HCA), according to the Framingham, MA-based company.

January 21, 2004

Premier launches group buy of Siemens CT

By AuntMinnie.com staff writers

Group purchasing organization Premier has awarded a 90-day group-buy CT promotion to Siemens Medical Solutions.

January 21, 2004

Mobile CT proves invaluable in SARS outbreak

By Erik L. Ridley

A mobile CT system can aid in providing effective radiology service to SARS patients while maintaining appropriate isolation procedures, according to researchers from the National Neuroscience Institute and Tan Tock Seng Hospital in Singapore.

January 21, 2004

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Eclipse expands dealer network

By AuntMinnie.com staff writers

Refurbished CT scanner and CT simulation supplier Eclipse Medical Imaging of Vacaville, CA, has expanded its dealer network into Florida.

January 21, 2004

Harvard rads urge more studies to bolster CT colonography

By Radiology Review

(Radiology Review) Radiologists at Harvard Medical School in Boston performed a metaanalysis to compare CT colonography to virtual colonoscopy for diagnosing colorectal polyps.

January 21, 2004

Alliance inaugurates U.K. mobile PET/CT

By AuntMinnie.com staff writers

Alliance Medical has taken delivery of a GE Medical Systems Discovery ST PET/CT for system for use in a mobile trailer, according to the Oxfordshire, U.K.-based company.

January 19, 2004

Experience sharpens role of IV contrast-enhanced VC

Intravenous contrast enhancement has often gotten a cool reception from virtual colonoscopy providers, who are understandably wary of adding to the cost or risk of the exam. But a growing body of literature demonstrates that IV contrast is the right choice in certain patients.

January 18, 2004

Toshiba, Beth Israel Deaconess to collaborate

By AuntMinnie.com staff writers

Toshiba America Medical Systems has signed an agreement with Beth Israel Deaconess Medical Center of Boston to collaborate on the clinical and product development of the Tustin, CA-based firm’s Aquilion 16 CFX multislice CT scanners.

January 14, 2004

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