Neuroimaging

Neuroradiology is a branch of medical imaging focused on spotting abnormalities of the central and peripheral nervous system, spine, head and neck. These highly trained doctors use CT, MRI, X-ray and other techniques to diagnose strokes, tumors, aneurysms and other neurological conditions.

Family history of intracranial aneurysms could call for serial screenings

Those who have a family history of aneurysmal subarachnoid hemorrhage (aSAH) will benefit from long-term serial screening, according to a study published in the April 2014 issue of the Lancet Neurology. 

Blood test could prove to be simple, accurate Alzheimer’s predictor

A simple blood test has been shown to be highly accurate in predicting the onset of Alzheimer’s disease in otherwise healthy people years before symptom onset.

7T MRI could enable earlier Parkinson’s diagnosis

Performing MRI at 7-Tesla provides precise characterization of the substantia nigra (SN) and visualization of its inner organization, consequently allowing for accurate differentiation between healthy subjects and Parkinson disease patients, according to a study published on March 5 by Radiology. 

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Behind the music: MRI advances musical neuroscience

A virtuosic performance from a master jazz musician is remarkable to see and hear on stage. Stick them in a MRI scanner while they play, and in addition to a great performance, we may be able to learn more about the circuitry of the brain.

Johns Hopkins building image library for pediatric brain disease

Researchers at Johns Hopkins Children’s Center in Baltimore are collecting images of children’s brains in order to build an imaging databank that can be searched by doctors around the world to help diagnose and treat neurological disorders.

Susceptibility-weighted imaging detects small lesions in TBIs

Susceptibility-weighted imaging (SWI) enhances and detects small lesions in mild traumatic brain injuries (TBIs), revealing a hypointensity burden metric with statistically significant changes in male patients over time, according to a study published online by the Journal of Neurology on Feb. 4.

The pressure to play with a concussion

Despite research warning of the seriousness of concussions sustained while playing football, some players feel pressure to hide their injuries and return to the game before it is safe to do so.

Mutation signals slower Parkinson progression

PARKIN mutation carriers showed better cognitive and motor performance than noncarriers with long Parkinson disease (PD) duration, implicating slower disease progression, according to a study published in the January issue of JAMA Neurology.

Around the web

The nuclear imaging isotope shortage of molybdenum-99 may be over now that the sidelined reactor is restarting. ASNC's president says PET and new SPECT technologies helped cardiac imaging labs better weather the storm.

CMS has more than doubled the CCTA payment rate from $175 to $357.13. The move, expected to have a significant impact on the utilization of cardiac CT, received immediate praise from imaging specialists.

The newly cleared offering, AutoChamber, was designed with opportunistic screening in mind. It can evaluate many different kinds of CT images, including those originally gathered to screen patients for lung cancer. 

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