CT: Page 606

Conventional colonoscopy faster, but less complete, than virtual
By Eric Barnes
A technical study by radiologists in Turin, Italy, found that virtual colonoscopy takes a little longer to perform than conventional colonoscopy. But the virtual exam is easier to perform successfully, they said, and offers more complete visualization of the colon.
May 31, 2004
Voxar expands 3D software
By AuntMinnie.com staff writers
Three-dimensional-software developer Voxar highlighted several expansions of its Voxar 3D software at last week's annual meeting of the Society for Computer Applications in Radiology in Vancouver.
May 24, 2004
Phase-related IV contrast automates mass detection in virtual colonoscopy
By Eric Barnes
A study at the 2004 European Congress of Radiology in Vienna aimed to make better use of contrast-enhanced image data by measuring Hounsfield Unit (HU) values in polyps, carcinoma, and the bowel wall. The researchers also hoped to optimize accuracy by relating HU numbers to specific contrast phases.
May 23, 2004
Philips inks research deal with University of Chicago
By AuntMinnie.com staff writers
Philips Medical Systems has entered into a long-term research agreement with the University of Chicago Hospitals.
May 19, 2004
Farewell to fusion: Contrast MRI edges CT in postbrachytherapy exams
By Eric Barnes
CT/MRI fusion is a waste of time for postbrachytherapy imaging of the prostate, say researchers from Boston and Vienna. Not only does contrast-enhanced MRI detect seeds nearly as well as CT, they say, but MRI’s superior soft-tissue contrast properties often make it the only way to tell whether seeds have migrated outside the organ.
May 18, 2004
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CAD for VC improves reader performance, sensitivity for larger polyps
By Jerry Ingram
The addition of computer-aided detection (CAD) systems will help virtual colonoscopy make the transition into a standard-care modality, according to two studies presented this month at the 2004 American Roentgen Ray Society meeting in Miami Beach, FL.
May 17, 2004
Siemens, Biosense Webster in cardiac imaging deal
By AuntMinnie.com staff writers
Siemens Medical Solutions of Malvern, PA, has formed a research and development agreement with cardiac technology developer Biosense Webster of Diamond Bar, CA.
May 16, 2004
DWI proves best of seven in subacute stroke imaging
By Tracie L. Thompson
An intriguing new study from Stanford University pitted seven common diagnostic exams against each other to determine which test had the greatest impact on the management of subacute stroke patients. Diffusion-weighted MRI won out against a host of multimodality contenders in CT, ultrasound, and conventional MRI.
May 16, 2004
PointDx licenses technology to Infinitt
By AuntMinnie.com staff writers
Medical software developer PointDx has signed an agreement with Infinitt of Seoul, South Korea.
May 12, 2004
Braintree gets FDA OK for HalfLytely
By AuntMinnie.com staff writers
Pharmaceutical developer Braintree Laboratories of Braintree, MA, has received Food and Drug Administration approval for its HalfLytely and Bisacodyl Tablets Bowel Prep as a prescription preparation for bowel cleansing prior to colonoscopy.
May 12, 2004
Toshiba, Vital Images, Johns Hopkins to work on CTA apps
By AuntMinnie.com staff writers
Imaging software provider Vital Images of Plymouth, MN, and Toshiba America Medical Systems of Tustin, CA, are collaborating with cardiologists at the Johns Hopkins University School of Medicine.
May 12, 2004
Toshiba's SureCardio beats half-scan reconstruction in 16-slice CT
By AuntMinnie.com staff writers
Toshiba America Medical Systems' CT angiography (CTA) multisegment reconstruction application, SureCardio, offered significant measurable improvements over half-scan reconstruction in patients with normal heart rates, according to the Tustin, CA-based vendor.
May 11, 2004
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