Clinical News: Page 2165

Covidien sees short July Tc-99m supply

By AuntMinnie.com staff writers

Healthcare technology firm Covidien anticipates technetium-99m (Tc-99m) will remain in short supply in the month of July.

July 1, 2010

Magnetic systems reduce ablation radiation

By AuntMinnie.com staff writers

Magnetic navigation systems reduce both procedure times and fluoroscopy radiation exposure for children undergoing catheter ablations, according to a study published in the July 1 issue of the American Journal of Cardiology.

July 1, 2010

Sedation costs add up for pediatric MRI studies

By Cynthia E. Keen

The costs of sedating or anesthetizing children for MRI exams can add up quickly. One Canadian hospital analyzed what it was spending on sedation and subsequently changed its workflow to improve efficiency, according to an article in the July issue of Radiology.

July 1, 2010

Researchers take a 3D approach to breast density

By Paula Gould

Canadian and U.S. researchers have determined how measurements of volumetric breast density can be obtained from digital mammograms. The method builds upon previous work that allows the breast thickness to be determined precisely -- a key challenge when working in 3D.

July 1, 2010

Heavy hand best for reducing unnecessary C-spine x-rays

By Brian Casey

A new study published in the July edition of the Journal of the American College of Radiology indicates how hard it can be to change physician behavior. Researchers at a facility in New York found that a more heavy-handed approach was the best way to reduce orders for unnecessary cervical spine x-rays.

July 1, 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