EPA issues guidance on medical radiation protection
January 27, 2015 -- The U.S. Environmental Protection Agency (EPA) on Monday issued new guidance on radiation protection during diagnostic and interventional x-ray procedures.
Experts discount JAMA study urging discharge of chest pain patients
January 26, 2015 -- Low-risk chest pain patients should be sent home without imaging, concludes a new study in JAMA Internal Medicine. But several experts are disputing the study's main finding that treadmill stress tests, as well as CT and other imaging tests, have no value in preventing heart attacks in low-risk individuals.
Arab Health: Why CT really can rule supreme in coronaries
January 26, 2015 -- DUBAI - CT is now the gold standard for ruling out coronary artery stenoses and coronary anomalies. It can also be useful for coronary artery bypass graft and electrophysiology studies, as well as investigations of pulmonary veins, delegates learned on the opening day of Arab Health.
Intraoperative CT fine-tunes maxillofacial surgery
January 21, 2015 -- Maxillofacial surgeons who used CT intraoperatively on their trauma patients found that imaging and review can be performed quickly, perfecting the trauma surgeon's work while there's still time to make revisions, according to an article published this month in JAMA Facial Plastic Surgery.
Joint Commission releases requirements for imaging services
January 20, 2015 -- The Joint Commission has released updated accreditation requirements for diagnostic imaging service providers in hospitals and ambulatory care centers. Although the new rules emphasize imaging safety in positive ways, more specific guidance is needed, according to safety advocates.
Lung plus head/neck cancer screening delivers high yields
January 15, 2015 -- Head and neck cancer is too rare to screen for in the general population, but using CT to screen those who are also being checked for lung cancer draws a relatively high yield of malignancies, according to an analysis published online in Cancer.
CAD for breast CT is improved with spiculation detection
January 15, 2015 -- University of Chicago researchers significantly improved the performance of their computer-aided detection (CAD) algorithm for breast CT studies by having it detect lesion spiculation automatically, according to a new study.
Twitter posts highlight patient fears over CT radiation risk
January 14, 2015 -- If tweets are any indication, many patients are concerned about the issue of CT radiation dose risk, and radiologists need to get more involved on Twitter to alleviate these concerns, according to a new study published in the American Journal of Roentgenology.
CT's expansion puts emphasis on dose in Middle East
January 14, 2015 -- At least 11 new CT scanners are due to be installed between now and March across Dubai and the north of the United Arab Emirates, and such rapid growth means the authorities are putting renewed emphasis on radiation protection and patient safety.
Subtraction CTA boosts in-stent restenosis evaluation
January 9, 2015 -- A new study of digital subtraction CT angiography (DSCTA) found that it vastly improved the visualization of the stent lumen by eliminating metallic artifacts, according to researchers from Japan. The technique was particularly effective in improving the assessment of very small stents.