Since many people don’t know the difference between CT and MRI, I was wondering if patients who get a CT even know about the radiation risks. I found a study that addresses this issue. A large medical center surveyed 235 patients who underwent either a CT or PET-CT. Researchers found that one third of patients receiving scans did not realize ...

An article this week comes to us from the University of California at Irvine that may hold the secret to dramatically decreasing radiation doses for CT and PET scans. The mathematicians behind this innovative idea ''have developed an algorithmic method that would slash by nearly 90% the raw data needed to create life saving medical images ...