Head and Neck Radiology: Page 38

DE-MRI may predict strokes in atrial fibrillation patients
By Wayne Forrest
Delayed-enhanced (DE) MRI may be useful for predicting the risk of stroke in patients treated for atrial fibrillation, according to a study in the February 15 issue of the Journal of the American College of Cardiology.
February 10, 2011
MRI helps decide therapy for stroke patients
By Wayne Forrest
MRI can help distinguish patients who might benefit from clot-busting drugs, with acceptable risk, according to research presented at this week's International Stroke Conference 2011 in Los Angeles.
February 10, 2011
PET may predict response to targeted therapy of thyroid cancer
By Wayne Forrest
Swiss researchers have found evidence that PET imaging may detect metabolic changes following treatment with the protein kinase inhibitor vandetanib, and help in the evaluation of therapy response, according to a study in the February issue of the Journal of Nuclear Medicine.
February 1, 2011
2011 02 01 17 44 56 605 Vandetanib Image Thumb
New stroke guidelines pan US screening
By AuntMinnie.com staff writers
The use of widespread screening or routine ultrasound for blocked neck arteries isn't necessary to determine stroke risk, according to new guidelines from a number of organizations.
January 31, 2011
CT iterative reconstruction cuts radiation dose to eye lens
By Eric Barnes
Researchers from Japan have found they can significantly reduce radiation exposure to the eye lens during sinus MDCT scans using an iterative reconstruction method. The technique could reduce damage such as cataracts to this radiosensitive organ.
January 27, 2011
Heart, spine benefit from IMRT in esophageal cancer
By Edward Susman
SAN FRANCISCO - Researchers suggest that radiation exposure to the heart and spine can be reduced by using intensity-modulated radiation therapy (IMRT) as opposed to 3D conformal radiation therapy when treating patients with distal esophageal cancer.
January 21, 2011
Study questions PET efficacy with gliomas
By AuntMinnie.com staff writers
A report from the Institute for Quality and Efficiency in Health Care has determined that "no robust conclusions are possible" on the advantages or disadvantages of using PET to detect recurrences of malignant gliomas.
January 19, 2011
Elekta awarded CE Mark
By AuntMinnie.com staff writers
Swedish oncology firm Elekta said it has received CE Mark clearance for its Fraxion patient-specific cranial immobilization system.
January 18, 2011
IMRT reduces xerostomia in head and neck cancer patients
By Cynthia E. Keen
In a U.K. study evaluating dry mouth toxicities, intensity-modulated radiation therapy (IMRT) proved to be far less debilitating for cancer patients than conventional radiation therapy. Results were published online January 12 in Lancet Oncology.
January 17, 2011
Thyroid cancer risk from ped neck CT shouldn't be generalized
By Cynthia E. Keen
Questions regarding the potential risk of thyroid cancer for pediatric patients undergoing neck CT were on the minds of attendees at the recent 2010 RSNA meeting. Addressing those concerns were South Carolina researchers, who presented data on how to tailor dose and risk estimates to each patient.
December 23, 2010
2010 12 17 17 01 08 687 Phantom Vs Ped Necks 450
CT predicts hemorrhagic transformation in stroke patients
By Eric Barnes
Perfusion CT can predict the risk of hemorrhagic transformation in acute stroke patients with accuracy comparable to that of diffusion-weighted MR imaging, say researchers from Massachusetts General Hospital in Boston.
December 21, 2010
2010 12 21 15 42 33 414 Souza thumb 12 10 Comp
Radiation ups ped thyroid cancer risk
By AuntMinnie.com staff writers
Children exposed to head and neck radiation, either from diagnostic CT or radiation therapy, show an increased risk of thyroid cancer for the next 58 years, according to a study published in Radiation Research.
December 16, 2010
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