Functional MRI shows brain activity in some vegetative patients February 4, 2010 -- Using functional MRI, researchers have found some brain activation, awareness, and cognition in a handful of patients in a vegetative or minimally conscious state, according to research published online February 3 by the New England Journal of Medicine.
New VC CAD algorithm reveals submucosal colon cancers February 4, 2010 -- A new computer-aided detection (CAD) algorithm goes beyond flat-polyp detection to find submucosally invading colorectal cancers with virtual colonoscopy. Researchers say the software offers an important alternative to traditional CAD feature classification that could improve the sensitivity of all VC studies.
MRI shows that exercise may increase brain volume February 1, 2010 -- MR images show that exercise prompts an increase in hippocampal brain volume in patients with schizophrenia, as well as in healthy people, according to the February issue of Archives of General Psychiatry.
Conficker worm invades U.K. hospital IT network January 29, 2010 -- The Conficker virus infected approximately 120 computers in healthcare facilities run by the Mid Cheshire Hospitals NHS Foundation Trust in the U.K., according to a statement issued by the trust on January 28.
Medical images unlikely to change risky behavior, study shows January 25, 2010 -- If you show an obese person a medical image of their plaque-clogged arteries, will it help motivate them to get more exercise? Not necessarily, although you might have better luck getting smokers to change their ways, according to a new review of literature from the Cochrane Collaboration.
Handheld devices show promise in emergency radiology January 21, 2010 -- Handheld devices such as the iPod Touch may be suitable to review medical images in emergency radiology consultations, according to research published in the February issue of the American Journal of Roentgenology.
Italian researchers cut gadolinium dose -- as well as NSF risk January 21, 2010 -- A half dose of a commercially available MRI contrast agent works as well as a full dose in patients with acute myocardial infarction, according to Italian researchers. The findings show it's possible to achieve shorter imaging times while protecting renally impaired cardiac patients at risk for nephrogenic systemic fibrosis (NSF).
Experience counts when reading contrast ultrasound liver images January 19, 2010 -- Radiologists with experience reading contrast-enhanced ultrasound images have the upper hand over neophytes in characterizing malignant liver tumors, according to research published in the January issue of the Journal of Ultrasound in Medicine.