Radiation Scans FDA

Radiation Scans FDA
FILE - In this June 15, 2007 file photo, Michael Gomez, a nuclear medicine technologist, talks to a patient before a positron emission tomography cat scan, or PET-CT, at River Radiology in Kingston, N.Y, In a proposal announced Tuesday, Feb. 9, 2010, federal regulators will require manufacturers of high-grade medical imaging machines to include safety controls that prevent patients from receiving excessive radiation doses. (AP Photo/Mike Groll, File)