Dexmedetomidine is easy, effective for pediatric sedation
February 10, 2012 -- When MRI exams are ordered for very young children, they tend to be performed in hospital radiology departments because these patients require sedation. The positive experiences of an outpatient MRI center using dexmedetomidine are reported in the February issue of the American Journal of Roentgenology.
Ortho surgeons spend $2B per year on 'defensive medicine'
February 9, 2012 -- SAN FRANCISCO - The practice of defensive medicine among orthopedic surgeons is a significant factor in healthcare costs, contributing some $2 billion in unnecessary spending per year in the U.S., according to a study presented today at the American Academy of Orthopaedic Surgeons annual meeting.
Most, but not all, bullets are safe to scan with MRI
February 9, 2012 -- SAN FRANCISCO - Most patients with bullets in their bodies can be safely scanned with MRI, but not those harboring armor-piercing steel bullets, according to a study presented at this week's American Academy of Orthopaedic Surgeons meeting.
Shear-wave elastography improves breast US specificity
February 9, 2012 -- A large multicenter, international trial published in the February issue of Radiology has found that ultrasound with a shear-wave elastography protocol can significantly improve the specificity of breast ultrasound without hurting sensitivity.
Breast cancer prevention drug causes bone loss
February 9, 2012 -- A drug poised for widespread use that prevents breast cancer in postmenopausal women at high risk of the disease appears to significantly worsen age-related bone loss, according to an article published online in Lancet Oncology.
FES-PET detects estrogen-receptor-positive breast cancer
February 8, 2012 -- Dutch researchers have concluded that whole-body PET with fluorine-18 fluoroestradiol (F-18 FES) can be a useful diagnostic tool in estrogen-receptor-positive breast cancer patients, according to a study published in the February issue of the Journal of Nuclear Medicine.
Breast tomo bests mammo, but only for less-experienced readers
February 8, 2012 -- Two-view digital breast tomosynthesis performs better than digital mammography in terms of diagnostic accuracy -- but only for less-experienced readers, according to a study published online in Radiology. It does reduce recall rates across the board, though, say researchers from the U.K. and Sweden.
GE Hitachi puts molybdenum-99 project on ice
February 7, 2012 -- More than two years after the U.S. Department of Energy selected GE Hitachi Nuclear Energy to develop a new technology for producing the radioisotope molybdenum-99, the company has decided not to proceed with the project, saying it is not economically feasible at this time.
U.S. bill aims to clear telehealth state licensing bottlenecks
February 7, 2012 -- All physicians must be licensed in any state in which they practice, a requirement that can be time-consuming and costly for those wanting to practice telemedicine and teleradiology. But a bill expected to be introduced in Congress this year aims to make it easier to use medical licenses across state lines.
As lung cancer evolves, so must radiologists' decisions
February 7, 2012 -- Today's lung cancer isn't your grandfather's squamous cell carcinoma. The new reality of lung cancer makes diagnosis and management more challenging than ever, and the radiologist must adapt accordingly, according to Dr. Jeffrey Galvin from the University of Maryland.
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