Chest Radiology: Page 161

Wide-array CT reduces dose, improves images of thoracic aorta

By Eric Barnes

Wide-detector-array CT holds a number of advantages for scanning the thoracic aorta, including wider anatomic coverage of the heart and aorta, less contrast use compared to traditional scanners, and lower radiation dose, according to two studies from the Cleveland Clinic Foundation.

July 6, 2010

PET/CT beats CT in NSCLC staging, but both have limitations

By Wayne Forrest

While no imaging or invasive procedure is foolproof for staging non-small cell lung cancer (NSCLC), Danish researchers have found that PET/CT is more accurate than CT alone, though both modalities had a tendency to understage and overstage the cancer.

July 1, 2010

CT method measures airway calcium to diagnose lung cancer

By Eric Barnes

A classic duo, CT plus pulmonary function testing using spirometry, may emerge once again as a potentially effective way to diagnose lung cancer, according to an article in the July issue of Academic Radiology.

June 27, 2010

IHE proposes radiology supplements

By AuntMinnie.com staff writers

The Integrating the Healthcare Enterprise (IHE) Radiology Technical Committee has published supplements to the IHE Radiology Technical Framework for public comment.

June 20, 2010

Riverain nets FDA OK for upgraded OnGuard

By AuntMinnie.com staff writers

Computer-aided detection (CAD) developer Riverain Medical has received clearance from the U.S. Food and Drug Administration (FDA) for the newest version of its OnGuard chest x-ray CAD technology.

June 20, 2010

CIHI: Isotope shortage reduced nuke exams

By AuntMinnie.com staff writers

The Canadian Institute for Health Information (CIHI) has reported that the medical isotope shortage resulted in a 22% decline in nuclear medicine exams for cardiac, bone, and lung diagnostic tests on Canadian patients in October 2009 compared to October 2008.

June 17, 2010

Chest x-ray CAD offers value in detecting lung cancers

By Lin Muschlitz

When used as a second reader by an experienced chest radiologist, chest radiography computer-aided detection (CAD) technology can yield a high level of sensitivity, specificity, and accuracy in detecting lung nodules, according to a recent study published in the Journal of Digital Imaging.

June 17, 2010

Kids learn breathing technique for better chest CT exams

By Cynthia E. Keen

An ideal pediatric chest CT exam uses low radiation dose to acquire high-quality images devoid of respiratory motion artifacts. This is easier said than done for a variety of reasons, but pediatric radiologists at a children's hospital in Ohio have figured out how to do it -- and without sedation.

June 17, 2010

Riverain wins Veterans Affairs contract

By AuntMinnie.com staff writers

Computer-aided detection developer Riverain Medical has won a contract from the U.S. Department of Veterans Affairs for its SoftView chest imaging technology.

June 16, 2010

Medrad inks PET deal with MGH

By AuntMinnie.com staff writers

Contrast injector technology firm Medrad has signed an agreement to provide technology to Massachusetts General Hospital (MGH) for use in the institution's functional pulmonary PET imaging research.

June 6, 2010

Teens contribute to radiology-related research

By Cynthia E. Keen

Today's teens may have a reputation as slackers addicted to video games and iPhones, but teen researchers are making a difference in medical imaging with research studies presented at medical conferences in the past month, including one at this week's American Thoracic Society meeting in New Orleans.

May 16, 2010

Filtering software boosts CT image quality, lowers dose

By Eric Barnes

Adaptive image filtering can improve CT image quality and reduce image noise, enabling radiologists to lower radiation dose, concluded a study presented at this week's American Roentgen Ray Society meeting in San Diego.

May 6, 2010

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