29 Nov '12, 8pm

Medical Imaging Group Calls for Fewer CT Tests and More Research on Health Effects: The Radiation Dose Summit sa...

Medical Imaging Group Calls for Fewer CT Tests and More Research on Health Effects: The Radiation Dose Summit sa...

I'm a CT refusenik. There hasn't been a whole lot of scientific support for that, so a story in today's news—“Experts recommend closer scrutiny of radiation exposure from CT scans ”—was welcome. Individual doctors, though, have had their suspicions all along, and they're the source of my resistance. Back in 2005, as I was packing up my then-ten-year-old-and-small-for-her-age daughter to transfer from the pediatrician’s office to the emergency room with possible appendicitis, the pediatrician pulled me aside for a moment. “They’re going to want to do a CT,” she said. “Tell them no, that you want an ultrasound. They’ll say you’ll have to wait for an ultrasound, while you could get her a CT right away. Tell them you’ll wait. I’ve read some research on abdominal CTs in children and it concerns me.” Before that quick conversation, I had never given a second thought to the risks...

Full article: http://spectrum.ieee.org/tech-talk/biomedical/imaging/med...

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Research Animals Lost in Wolf Hunts Near Yellowstone

Research Animals Lost in Wolf Hunts Near Yellow...

green.blogs.nytimes.com 28 Nov '12, 4pm

Doug McLaughlin Wolf No. 754 looks over the landscape of Yellowstone National Park. The bullet that killed one of Yellowst...