Charlene Laino[email protected]3D PrintingCancer risk from CT lower than previously estimatedAn analysis of more than 10 million Medicare records revealed that the risk of radiation-induced cancer from CT scans may be lower than previously estimated -- at least in the elderly, researchers reported December 2 at the Radiological Society of North America meeting in Chicago.December 2, 2010Page 1 of 1Top StoriesIndustry UpdatesDentist pleads not guilty in 4-week-old patient's deathA dentist pleaded not guilty to professional misconduct charges related to the death of a healthy four-week-old boy who died during a common procedure.BrainGum disease may be linked to impaired brain functionSmile DesignClinical tip: What you need to know about platelet-rich fibrinInvisible AlignersAI applications on the rise in clear aligner therapySponsor ContentFree Webinar January 22 @ 8 p.m. ET