Neuroradiology: Page 116

Study finds gadolinium hot spots, but no clinical effects

By Wayne Forrest

Patients who received more than 35 injections of gadolinium-based contrast agents had higher levels of signal intensity on unenhanced MR images of the brain, according to a new study published online August 11 in Radiology. But researchers weren't able to find any adverse clinical effects in the individuals.

August 16, 2016

Siemens, InSightec to partner

By AuntMinnie.com staff writers

MR-guided focused ultrasound developer InSightec has signed an agreement with Siemens Healthineers to develop compatibility between Exablate Neuro and Siemens' 1.5- and 3-tesla MRI systems, Magnetom Aera and Skyra.

August 14, 2016

Misonix to support Uganda spine surgery mission

By AuntMinnie.com staff writers

For the fifth year, therapeutic ultrasound developer Misonix is supporting the Uganda Spine Surgery Mission by providing equipment for the project.

August 10, 2016

Quantib secures clearance for brain MR software

By AuntMinnie.com staff writers

Medical image quantification software company Quantib has received approval from the U.S. Food and Drug Administration and European regulators to market its first product, Quantib Brain 1.1.

August 9, 2016

Navidea to sublicense PET imaging agent

By AuntMinnie.com staff writers

Radiopharmaceutical developer Navidea Biopharmaceuticals has proposed a nonbinding sublicensing agreement with Cerveau Technologies for the development and marketing of NAV4694, a beta-amyloid imaging agent being evaluated for the diagnosis of Alzheimer's disease using PET.

August 8, 2016

Study finds signs of gadolinium retention in kids

By Wayne Forrest

A new study published online July 28 in Radiology has disturbing news about gadolinium contrast retention. Colorado researchers found that pediatric patients given a linear gadolinium-based contrast agent had increased MR signal intensity in a certain region of the brain.

August 2, 2016

MRI provides insight into kids with brain disorders

By AuntMinnie.com staff writers

Canadian researchers reviewing brain MRI scans have found signs that autism and attention deficit hyperactivity disorder begin at a much younger age than obsessive compulsive disorder in children.

July 27, 2016

PET with tau agent sheds light on Alzheimer's disease

By Wayne Forrest

PET imaging of tau proteins with a novel radiotracer based on fluorine-18 is showing great promise in differentiating between Alzheimer's patients and cognitively normal individuals and identifying how the disease may develop, according to a study published online July 25 in JAMA Neurology.

July 24, 2016

Brain MRI shows lingering effects of concussion

By Wayne Forrest

MRI scans of college athletes who have a history of concussion show changes in brain size, blood flow, and structural white matter months and even years after injury, according to a study published online July 21 in the Journal of Neurotrauma.

July 21, 2016

Combo MRI scans show how stomach tells brain it's full

By Wayne Forrest

By combining anatomic MR images of the stomach with functional MR images of brain activity, Dutch researchers have shown how the stomach tells the brain it's full during a meal -- and how drinking more water can alter this communication channel.

July 12, 2016

fMRI software falls short of expectations

By Wayne Forrest

An extensive analysis of software commonly used for functional MRI (fMRI) has found false-positive rates of up to 70%, which may have adversely influenced the results of thousands of neuroimaging examinations, according to a Swedish/U.K. study.

July 11, 2016

FDA OKs InSightec's MRgFUS tremor treatment device

By AuntMinnie.com staff writers

MR-guided focused ultrasound (MRgFUS) developer InSightec has received approval from the U.S. Food and Drug Administration (FDA) for its ExAblate Neuro device to treat essential tremor.

July 10, 2016

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