CT: Page 373

320-row scanner cuts contrast dose in coronary CTA
By Eric Barnes
Contrast media dose can be reduced in coronary CT angiography (CCTA) scans acquired with a 320-detector-row scanner without significantly affecting image quality, according to a study in the October edition of the American Journal of Roentgenology.
October 9, 2011
Software automates CT liver volume measurements
By Erik L. Ridley
An automated software application for determining liver volume on CT images can yield dramatic time savings over manual volumetry techniques when planning liver transplants by reducing variation among radiologists, according to an article in the October issue of the American Journal of Roentgenology.
October 6, 2011
Hospital-wide CT dose reduction program yields dividends
By Erik L. Ridley
While there are many individual steps that can be taken to reduce CT radiation dose, a comprehensive, hospital-wide dose reduction program provides the most benefit, according to an article published in the October issue of the American Journal of Roentgenology.
October 5, 2011
JACC: CT calcium screening cost-effective only in men
By Eric Barnes
CT-based coronary artery calcium screening in individuals at intermediate risk of heart disease is probably cost-effective for men but not women, according to a new analysis in the October 11 edition of the Journal of the American College of Cardiology.
October 5, 2011
Claron partners with Perfint
By AuntMinnie.com staff writers
Advanced visualization and analysis software firm Claron Technology has agreed to team with Indian interventional oncology product provider Perfint Healthcare to develop interventional image-guidance products using CT, ultrasound, and MRI.
October 3, 2011
Toshiba nets NY contract
By AuntMinnie.com staff writers
Toshiba America Medical Systems said it has won a contract with a New York hospital for 17 of its systems across multiple modalities.
September 29, 2011
U.S. awards $56.3M for radiation protection
By AuntMinnie.com staff writers
The U.S. Department of Health and Human Services has awarded $56.3 million in contracts toward the development of new drugs to treat injuries associated with acute radiation syndrome.
September 28, 2011
NQF endorses ACR dose measure
By AuntMinnie.com staff writers
The U.S. National Quality Forum (NQF) has endorsed the dose index registry performance measure developed by the American College of Radiology (ACR).
September 27, 2011
CT radiation may pose lower cancer risk for sicker patients
By Eric Barnes
Patients with shorter life expectancies are at far less risk relative to those with a good prognosis when it comes to radiation dangers from medical imaging, conclude researchers in a new study in Radiology. The results may bring some relief to radiologists who feel that radiation risk has been overemphasized at the expense of clinical need.
September 27, 2011
2011 09 28 09 12 57 302 Brenner fig1
JAMA: Men may require earlier colorectal cancer screening
By Eric Barnes
A new analysis of colorectal adenomas found that men have significantly more advanced adenomas and colorectal cancers than women at all age groups, prompting the authors of the study in the Journal of the American Medical Association to recommend that men be screened earlier than women.
September 27, 2011
CAD use consistently boosts VC results
By Eric Barnes
The use of computer-aided detection (CAD) always improves reader sensitivity in virtual colonoscopy datasets, say researchers from the University of Pisa in Italy, who reviewed the literature and found that CAD significantly improved detection of polypoid lesions across the board.
September 26, 2011
2011 09 21 13 36 54 158 Faggioni cad results
NLST analysis to yield key cost data on CT lung screening
By Eric Barnes
Now that a major study has shown that lung cancer screening reduces mortality, healthcare payors want to find out if it's cost-effective -- and they'll soon know the answer, according to a presentation at last week's American College of Radiology Imaging Network fall meeting in Arlington, VA.
September 25, 2011
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