Clinical News: Page 1126

Dying cancer patients need shorter palliative radiation therapy
By Cynthia E. Keen
Radiation oncologists should be less concerned about late-onset radiation dose toxicities when planning palliative radiation therapy protocols for near-death cancer patients, according to a study published online today in Cancer.
April 11, 2010
High rates of silent cerebral emboli after transfemoral aortic valve implantation
By Reuters Health
NEW YORK (Reuters Health), Apr 12 - Silent cerebral embolism is common after transfemoral aortic valve implantation, German researchers report in the April 6 issue of the Journal of the American College of Cardiology.
April 11, 2010
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Less DNA damage seen after high-pitch coronary CTA
By Eric Barnes
High-pitch dual-source CT angiography (CTA) scans produce significantly less radiation-related DNA damage than comparable low-pitch dual-source CTA scans -- and, importantly, the DNA results correspond to both measured and derived biological radiation doses, say researchers from Erlangen, Germany.
April 8, 2010
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Accelerated radiation therapy improves outcomes of head and neck cancers
By Reuters Health
NEW YORK (Reuters Health), Apr 9 - Accelerated radiation therapy is more effective than conventional fractionation for squamous cell carcinoma of the head and neck, but complications of treatment are more common, investigators report.
April 8, 2010
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Exposure index values vary widely between CR systems
By Brian Casey
Imaging facilities trying to reduce digital x-ray dose are turning to exposure index (EI) values to see how much radiation patients receive. New research indicates that while this is a good idea for digital radiography, it's not so hot for computed radiography (CR) due to wide variation in EI measures.
April 8, 2010
Another PACSMail install for Sybermedica
By AuntMinnieEurope.com staff writers
U.K. healthcare software developer Sybermedica has completed an installation of its PACSMail software at a London imaging facility.
April 8, 2010
Ultrasound useful in infants with first urinary tract infection
By Reuters Health
NEW YORK (Reuters Health), Apr 7 - Ultrasound can be useful in the workup of infants with a first urinary tract infection, researchers from Sweden report in the May issue of The Journal of Urology. To learn more about the role of ultrasound, the investigators obtained scans in 290 infants with a first urinary tract infection.
April 6, 2010
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Does mammogram row signal time for policy shift?
By Reuters Health
LONDON (Reuters), Apr 7 - It's not hard to find a breast cancer survivor who thinks routine mammograms are a good idea. But an increasingly heated international debate is raging about whether women are getting the right information on the merits, and risks, of mammograms.
April 6, 2010
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Concomitant radiochemotherapy best for locally advanced non-small cell lung cancer
By Reuters Health
NEW YORK (Reuters Health), Apr 6 - Concomitant chemoradiation is better than sequential therapy for improving survival with locally advanced non-small cell lung cancer, according to a patient-level meta-analysis reported online March 29 in the Journal of Clinical Oncology.
April 5, 2010
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Authors of Nordic mammo study no strangers to controversy
By Kate Madden Yee
The debate over mammography got hotter last month with the publication of a study by Nordic researchers claiming there's no evidence that mammography screening reduces death rates. Some mammography advocates have taken issue with what they say is an antiscreening bias on the part of the research group.
April 5, 2010
Open-source software increases colon polyp conspicuity
By Eric Barnes
Visibility of colon polyps is increased and sensitivity improved with the use of threshold-based color-coding software in virtual colonoscopy, according to a new study from Italy. Even flat lesions were more often visible with use of the open-source 2D-based interpretation software.
April 5, 2010
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Cardiac cath delivers high radiation doses to operators
By Eric Barnes
The rapid development of new cardiac stents and other medical devices is opening up a world of possibilities for interventional procedures in the cath lab -- but it's also exposing equipment operators to ever-higher radiation doses.
April 4, 2010
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