Alvin H. Arzt, DDSeditorial@drbicuspid.comEndodonticsBPA: It's time to ask the right questionsDental practitioners have a professional obligation to inform patients if they are using root canal sealers or sealants that contain bisphenol A (BPA), argues Dr. Alvin Arzt in this Second Opinion column.November 11, 2010Page 1 of 1Top StoriesRegulatory UpdatesIowa Dental Board cancels hearing, removes documents detailing patient deathThe Iowa Dental Board has canceled a scheduled disciplinary hearing for a dentist who is alleged to have contributed to a patient's death.AnesthesiaThese anesthetics may be linked to serious adverse reactionsPractice TrendsPatients OK paying the same for teledentistry as in-personWellnessWant to lower ergonomic risks? Clinicians, wear these.Public HealthADHA says CDC cuts will hurt oral health in the U.S.