Weeding through the worries on bisphenol A
June 30, 2008 -- Lots of composites and sealants contain bisphenol A (BPA). And recent news reports have warned that this chemical might cause cancer. Here's how to answer patients' questions about their safety.  Discuss
Beyond x-rays: Part II -- The glow of demineralization
June 26, 2008 -- For years the mineral loss from enamel and dentin has been known to alter the optical properties of teeth. Now technology developers are hoping to capitalize on this with a fluorescence device to identify demineralization and thus pinpoint dental caries much earlier than is possible with x-rays or visual examination -- before cavitation begins.  Discuss
Big New York dental groups lock horns
June 26, 2008 -- The New York County Dental Society says the New York State Dental Association is trying to abolish it. The state Legislature recently passed a bill giving the association the power to expel the society, potentially putting the 140-year-old society out of business.  Discuss
Plaintiff wants FDA amalgam settlement overturned
June 24, 2008 -- Just when it looked as though the FDA had calmed critics of mercury fillings, the hornet's nest has been stirred up again. Two weeks after the FDA negotiated a settlement in a lawsuit filed by anti-amalgam activists, one of them has moved to reopen the case.  Discuss
Patient swallows screwdriver, aspirates wrench
June 24, 2008 -- Florida dentists and their patients were puzzling this week over the case of a dentist who dropped both a screwdriver and a wrench -- in two separate appointments -- down the same patient's throat. The patient later died. But standard precautions would have saved the 90-year-old patient's life, according to his daughter, who is suing the dentist.  Discuss
The changing face of dentistry: Part I
June 23, 2008 -- In recent years, there has been a shortage of dentists in the U.S. -- due in large part to a "generation gap" between retiring and incoming dentists. But now this trend is shifting, and with it the face of dentistry.  Discuss
National Kidney Foundation drops support of fluoridation
June 20, 2008 -- The ADA lost an ally in the water-fluoridation debate when the National Kidney Foundation (NKF) recently changed its supportive stance. In a position paper, the NKF said that the fluoride intake of patients with chronic kidney disease should be monitored, and these patients should be made aware of the potential risk from fluoride.  Discuss
Research questions need for total excavation of deep caries
June 18, 2008 -- For years some have questioned whether completely removing infected dentin from deep carious lesions is necessary or if partial removal will suffice. A new study is calling the practice into question once again, concluding that complete excavation of deep caries is not always required.  Discuss
Human bone grafts make accelerated orthodontics even faster
June 17, 2008 -- Researchers at the University of Southern California have improved the outcome of periodontally accelerated osteogenic orthodontics by using a different grafting material: human bone.  Discuss
CAD/CAM competitor claims advantages over Cerec
June 16, 2008 -- After years of advance publicity, Dallas company D4D Technologies has launched its CAD/CAM system for dentistry. While slightly more expensive, the E4D system offers innovations aimed at tempting dentists away from the more established Cerec by Sirona Dental Systems.  Discuss
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