Clinical News: Page 1617

MRI shows migraines may alter brain structure

By AuntMinnie.com staff writers

MRI scans can show how migraine headaches may have long-lasting effects on brain structure, according to a study published online August 28 in Neurology.

August 28, 2013

PET tracks Huntington's disease advance

By AuntMinnie.com staff writers

Researchers are using PET to scan the brains of carriers of the Huntington's gene and measure the affliction's progress, according to a study published in the September issue of the Journal of Clinical Investigation.

August 28, 2013

Accuray revenues slip in Q4, FY 2013

By AuntMinnie.com staff writers

Radiation oncology firm Accuray posted lower revenues in its fiscal 2013 financial report.

August 28, 2013

Bracco to discontinue some barium products

By AuntMinnie.com staff writers

Bracco Diagnostics is planning to discontinue some of its barium products starting in October, the company said in a letter to customers.

August 28, 2013

Higher cataract incidence tied to repeated head CT

By Eric Barnes

Patients undergoing repeat CT scans to monitor head and neck cancers have a far greater incidence of cataracts, which develop at lower radiation thresholds than previously thought, according to a study by Taiwanese researchers in the September issue of the American Journal of Roentgenology.

August 28, 2013

Doctors who own MRI scanners order more negative tests

By Kate Madden Yee

Physician groups that own their own MRI scanners order more studies -- but the scans are more often negative when compared with physician groups that don't own a scanner. The finding could be a sign of overutilization, according to a new study published in the September issue of the American Journal of Roentgenology.

August 28, 2013