Guerbet bids to buy Mallinckrodt's contrast business
July 27, 2015 -- French contrast agent developer Guerbet plans to acquire the contrast media and injector business of U.S. firm Mallinckrodt. The $270 million deal will double Guerbet's annual revenues, expand its product line, and instantly make the company a major player in the U.S. contrast market.
FDA eyes risks of gadolinium contrast brain deposits
July 27, 2015 -- The U.S. Food and Drug Administration (FDA) today announced that it will investigate the risk of gadolinium-based contrast agents in the wake of several recent studies that found gadolinium deposits in the brains of some patients years after they received contrast-enhanced MRI scans.
Repeat MRI scans due to patient motion mean lost revenue
July 24, 2015 -- Having to retake MRI scans due to patient motion can easily cost a hospital upward of $100,000 in lost annual revenue, according to a study published in the July issue of the Journal of the American College of Radiology.
Shortened breast MR protocol works just as well as full
July 15, 2015 -- Using an abbreviated screening protocol for contrast-enhanced breast MR works just as well in terms of specificity and sensitivity as a full protocol, according to a new study published online in Academic Radiology.
MRI shows less gray matter in drug-using women than men
July 14, 2015 -- Women with long-term use of stimulant drugs have significantly less gray-matter volume in several brain areas than healthy women and even men who abused drugs more severely, according to a study published online July 14 in Radiology.
JACR: Radiologists order CT, MR exams appropriately
July 13, 2015 -- When it comes to abdominal CT and MRI, radiologists are making good use of all available prior imaging before recommending additional exams, and they aren't ordering many unnecessary exams, according to a new study published in the Journal of the American College of Radiology.
Dutch researchers launch DENSE breast MR trial
July 9, 2015 -- It's well-known that mammography is less effective in women with dense breast tissue. But what hasn't been established is which supplemental modality is best for these women. Dutch researchers have launched a trial to study the use of MRI in addition to mammography for screening women with dense breast tissue.
MRI ties small brain lesions to risk of stroke, death
July 7, 2015 -- Asymptomatic patients may have triple the risk of stroke and death if they have brain lesions smaller than 3 mm on 1.5-tesla MRI, a new study concludes. Furthermore, if the patients also have lesions 3 mm or larger, they may face an eightfold increase in stroke risk.
Animal study raises concern over gadolinium contrast agent
June 30, 2015 -- A new animal study published online June 22 in Investigative Radiology has linked one class of gadolinium-based contrast agents to increased deposits of the element in the brains of rats, highlighting recent safety concerns about the use of the MRI contrast medium.
DTI-MRI links maternal obesity to newborn brain growth
June 26, 2015 -- Infants born to mothers who are obese display altered brain development, according to a new study in which diffusion-tensor MRI (DTI-MRI) showed reduced white-matter integrity in regions of the infants' brains that are associated with cognitive function.