Head and Neck Radiology: Page 48

MRI spots brain lesions among long-term migraine patients
By Edward Susman
Middle-aged women who experience migraine with aura are more likely to have brain infarctlike lesions that are detectable on MRI than men or other migraine sufferers who don't have the visual phenomenon associated with their headaches, according to a study presented at last week's American Academy of Neurology meeting.
May 4, 2009
Acoustic neuroma patients benefit from radiosurgery
By AuntMinnie.com staff writers
Brain tumors at the base of the skull may be treated effectively with lower doses of radiosurgery to preserve both hearing and facial nerve function using Gamma Knife radiosurgery, according to findings being presented at the annual meeting of the American Association of Neurological Surgeons this week.
May 3, 2009
Mobile MRI to scan Congress
By AuntMinnie.com staff writers
A mobile MRI scanner is being used to scan members of the U.S. Congress this week as part of an effort to raise awareness about the need for early brain cancer detection.
May 3, 2009
MRI spots brain abnormality in autistic children
By AuntMinnie.com staff writers
A new study used MRI to discover that toddlers with autism appear more likely to have an enlarged amygdala, a portion of the brain that processes facial expression and alerts the cortical area to the emotional significance of events.
May 3, 2009
MRI, PiB-PET may help distinguish dementias
By Edward Susman
SEATTLE - Researchers at last week's American Academy of Neurology conference suggested that MRI and PET may be able to help physicians distinguish between dementia patients with Alzheimer's disease and those with Lewy body dementia.
May 3, 2009
CT perfusion catches stroke cases that CTA misses
By Charlene Laino
SEATTLE - CT perfusion imaging with a 64-slice scanner is highly useful in evaluating patients with acute stroke, detecting abnormalities in nearly a third of patients in whom no occlusion is identified on conventional CT angiography (CTA), researchers reported at the 2009 American Academy of Neurology meeting.
April 29, 2009
ASL MRI gains edge over PET in brain tumor follow-up
By Wayne Forrest
BOSTON - Researchers have found that FDG-PET and arterial spin labeling (ASL) MR perfusion match the gold standard of pathology or long-term clinical follow-up in differentiating tumor necrosis from recurrence in patients with brain tumors, according to a presentation at this week's American Roentgen Ray Society meeting.
April 27, 2009
Stroke scan decision vexes doctors
By AuntMinnie.com staff writers
Stroke care physicians are dismayed by an advisory organization's decision to reject a rule change calling for CT head scans to be performed within 45 minutes of a stroke patient's presenting to the hospital.
April 23, 2009
ARRS study: US can help avoid thyroid biopsy
By AuntMinnie.com staff writers
The identification of certain sonographic features of thyroid nodules can allow for low-risk patients to avoid biopsy, according to research to be presented Monday at the 2009 American Roentgen Ray Society (ARRS) meeting in Boston.
April 22, 2009
MRI analysis predicts brain cancer survival
By AuntMinnie.com staff writers
Researchers at the University of Michigan Comprehensive Cancer Center in Ann Arbor are using a new MRI-based analysis method to predict patient survival as early as one week after brain tumor treatment.
April 21, 2009
Radiation worsens thyroid cancer patient outcomes
By AuntMinnie.com staff writers
Patients who've been exposed to radiation prior to developing thyroid cancer have more aggressive disease and worse clinical outcomes, according to new research from Mount Sinai Hospital.
April 19, 2009
Elekta lands Neuromag install
By AuntMinnie.com staff writers
Radiation oncology firm Elekta will install its Neuromag device at the Mind Research Network in Albuquerque, NM.
April 16, 2009
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