CT: Page 396

Rate of imaging utilization in emergency room escalates
By Kate Madden Yee
In research that confirms previous studies, a group from Thomas Jefferson University says that the rate of imaging use in U.S. emergency departments (EDs) has exploded, particularly in CT, with the modality's share of ED imaging doubling between 2000 and 2008 -- due in part to physicians practicing defensive medicine.
January 2, 2011
2010 12 29 11 00 59 932 Rao Ed Trends Slide6 450
MI is visible on nongated chest CT, but often missed
By Eric Barnes
General radiologists appear to be missing their chance to detect myocardial infarction (MI) during routine CT imaging. Researchers found that general radiologists prospectively detected fewer than half of MI on CT -- even though cardiac specialists found all of the cases when reviewing images after the fact.
December 28, 2010
2010 12 28 16 59 32 43 Prosper thumb 12 2010 V2
Neuroimaging predicts pediatric seizures in child abuse
By Cynthia E. Keen
Neuroimaging is an important tool to identify and evaluate traumatic head injury in victims of child abuse. Now, specific findings on CT and MRI can predict which patients have the highest risk for seizures, according to a study published online in Neurocritical Care.
December 28, 2010
Turf battles may be impeding growth of CCTA compared to MPI
By Kate Madden Yee
The use of coronary CT angiography (CCTA) has fallen faster than that of radionuclide myocardial perfusion imaging (MPI), and CCTA may be underused due to lack of referrals from cardiologists who control MPI equipment, according to a new study presented at the RSNA meeting earlier this month.
December 27, 2010
2010 12 27 13 22 54 691 Ccta Levin Slide6 450
Quantitative lung CT refines COPD diagnosis in smokers
By Eric Barnes
By analyzing CT values in the affected lung regions, quantitative CT is improving the diagnosis of chronic obstructive pulmonary disease (COPD) to enable physicians to tailor treatment to individual patients, according to a study presented at the 2010 RSNA meeting.
December 27, 2010
GE forms joint ventures in Russia
By AuntMinnie.com staff writers
GE Healthcare has formed two joint ventures in Russia, one to manufacture medical imaging equipment in the country and the other to build power generation turbines.
December 26, 2010
Thyroid cancer risk from ped neck CT shouldn't be generalized
By Cynthia E. Keen
Questions regarding the potential risk of thyroid cancer for pediatric patients undergoing neck CT were on the minds of attendees at the recent 2010 RSNA meeting. Addressing those concerns were South Carolina researchers, who presented data on how to tailor dose and risk estimates to each patient.
December 23, 2010
2010 12 17 17 01 08 687 Phantom Vs Ped Necks 450
AuntMinnie.com CT Insider
By Eric Barnes
December 22, 2010
Reduced kVp CT still finds renal stones
By Eric Barnes
Using CT with a reduced tube-current protocol to image patients with suspected renal stones is as sensitive as full-dose studies, according to a research presented at this month's RSNA meeting by researchers from New York University.
December 22, 2010
MITA: FDA resumes clearing contrast devices
By AuntMinnie.com staff writers
The U.S. Food and Drug Administration (FDA) has eased internal rules that had prevented the agency for much of 2010 from clearing medical imaging products designed to work with contrast agents, according to industry trade group Medical Imaging & Technology Alliance.
December 21, 2010
Sapheneia adds Clarity installs
By AuntMinnie.com staff writers
Advanced visualization firm Sapheneia has installed its Clarity CT software at seven imaging centers of Birmingham, AL-based Diagnostic Health.
December 21, 2010
CT predicts hemorrhagic transformation in stroke patients
By Eric Barnes
Perfusion CT can predict the risk of hemorrhagic transformation in acute stroke patients with accuracy comparable to that of diffusion-weighted MR imaging, say researchers from Massachusetts General Hospital in Boston.
December 21, 2010
2010 12 21 15 42 33 414 Souza thumb 12 10 Comp
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