FDG-PET uptake helps predict vascular events in cancer patients
October 9, 2009 -- German researchers have discovered that FDG uptake in major arteries is the "strongest predictor of a subsequent vascular event" in cancer patients, with severe calcification also indicating high risk, according to an article published in the October issue of the Journal of Nuclear Medicine. Read More
Threats to ultrahigh-field MRI in Europe
October 9, 2009 -- A new European directive designed to prevent workers from being exposed to high magnetic fields could potentially have a severe impact on MRI research, warns Denis Le Bihan, director of the NeuroSpin intense-field neuroimaging project at the CEA-Saclay Center in Gif-sur-Yvette, France. Read More
Austrian study uses MDCT to uncover tale of 12 mummies
October 5, 2009 -- Following the path of King Tut, Nefertiti, and other famed Egyptian figures, a collection of 500- to 1,000-year-old Chachapoyan mummies from northern Peru has now gone under the CT scanner -- a first in the study of this Andean people, according to research in the European Journal of Radiology. Read More
CAD fails to make up for inexperience in reading VC studies
September 30, 2009 -- Using computer-aided detection (CAD) software with a 3D display technique can increase sensitivity for inexperienced readers of virtual colonoscopy exams, but it fails to narrow the performance gap with experienced interpreters, according to a study published in the October issue of Clinical Radiology. Read More
VC excels at diverticulosis staging
September 28, 2009 -- Although virtual colonoscopy practice has always focused on adenoma detection and colon cancer prevention, the exam is proving to be formidable in the staging of diverticular disease, a scourge of fast-food Western nations that affects most of their citizens by age 60. Read More
CT, MRI look at different etiologies for myocardial fat
September 25, 2009 -- New studies appearing in Radiology online examine two different etiologies associated with myocardial fat deposits. Their presence on imaging studies, both in CT and MRI, can help radiologists evaluate the extent of disease and potential risks. Read More
Cardiac MR changes management in 62% of cases, study shows
September 25, 2009 -- A German study has found that cardiovascular MR changes clinical management in approximately two-thirds of heart patient cases and can also eliminate the need for additional imaging procedures. Researchers also concluded that cardiovascular MR with contrast is safe and produces diagnostic-quality images in 98% of cases. Read More
Medicare patients have high radiation therapy dropout rates
September 24, 2009 -- Nearly half of Medicare patients in the U.S. interrupt or don't complete their prescribed radiation therapy treatments for head and neck cancer, according to a new study published in the September issue of the Archives of Otolaryngology -- Head and Neck Surgery. Read More
Ultrasound densitometry finds beer helps women keep strong bones
September 23, 2009 -- While wine has long been cited for its health benefits, beer hasn't enjoyed nearly the same positive reputation. But a study published in the October issue of Nutrition found that ultrasound bone-density values were higher for women who drink beer, besting both wine drinkers and teetotalers. Read More
VC researchers weigh 3 iodine tagging regimens
September 21, 2009 -- A laxative-and-tagging regimen consisting of iodinated contrast plus a sodium phosphate mixture showed the best cleansing results among three concoctions in preparing for virtual colonoscopy exams. But a two-day regimen of iodinated contrast and a mild laxative at mealtime was better accepted by patients, according to a new study from Italy. Read More
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