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MRI

Image: Schematic of polarization process: Polarizing Agent (powder) (left), Molecule (red), Microwave (top), Nuclear Magnetic Resonance (bottom), Hyperpolarization of the targeted molecule (left) (Photo courtesy of the University of Lyon, France).

Powder Developed to Enhance NMR Signals for Faster, Better Structure Determination and Early Cancer MRI Diagnosis

Dynamic nuclear polarization combined with nuclear magnetic resonance allows, due to polarizing agents, the enhancement of nuclear magnetic resonance signals from a wide range of molecules resulting in the substantial reduction of acquisition time. More...
22 Jan 2014

Pediatric Brain MR Image Bank to Be Searchable

To help physicians arrive at the optimal decision on cancer therapy for a specific patient, researchers are constructing a comprehensive digital library of MRI scans gathered from children with normal and abnormal brains.   More...
21 Jan 2014

MRI Helps Identify and Treat Irritable Bowel Syndrome

British scientists are utilizing MRI technology to assist in the treatment and diagnosis of irritable bowel syndrome, a disorder that causes serious discomfort and distress to sufferers.    More...
20 Jan 2014

Quantitative Susceptibility Mapping MRI Useful for Measuring Multiple Sclerosis Progression

New imaging research out of Canada has demonstrated that an MRI approach called quantitative susceptibility mapping can be an important application for diagnosing and monitoring the progression of multiple sclerosis and other neurologic disorders.   More...
15 Jan 2014

Diffusion Tensor MRI-based Tractography Used to Evaluate Spinal Nerve Root Function

Using imaging technology and a scoring system of spinal nerve root morphology, Chinese investigators have been able to quantitatively assess nerve root morphology and functional alteration after intervertebral disc degeneration.   More...
15 Jan 2014
Image: Activity in the right inferior frontal gyrus (yellow, which shows portion of brain impacted by training) shifted from “during control” (reactive) to “before control” (proactive) (Photo courtesy of the University of Oregon).

fMRI Study Shows Brain Training Effective, but Only for Task at Hand

“Brain training” techniques now exist on the Internet that includes software, games, applications, all devised to prepare the brain to do better on problem-solving tasks. US physiologists are now saying they do seem to work, but there is a drawback.   More...
14 Jan 2014
Image:  The forearm of a healthy volunteer in the wrist harness (Photo courtesy of Plos One).

Visualizing the Moving Wrist with New MRI Technology

Scientists have created moving pictures of the wrist in motion using a series of short MRI scans.  More...
13 Jan 2014
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SonoSite L25
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MedImaging's MRI channel in addition to reporting on MR hardware, informs about the many magnetic resonance applications possible with the technique notably MRI, fMRI, diffusion MRI, MR angiography, MR guided surgery, in addition to industry developments, and safety issues.