Electronic Apex Locators May Be Better at Determining Endodontic Working Length Than Radiographs and Could Reduce Patient Radiation Exposure

Article Title and Bibliographic Information Clinical efficacy of electronic apex locators: Systematic review. Martins JNR, Marques M, Mata A, Carames J. J Endod 2014;40(6):759–77. Reviewer Nicholas Chandler, BDS, MSc, PhD, LDSRCS, MRACDS (Endo), FDSRCPS, FDSRCSEd, FFDRCSI Purpose/Question The authors conducted a systematic review to compare radiographic and electronic methods of determining endodontic working length. Source of Funding The authors reported no external funding sources. Type of Study/Design Systematic review Level of Evidence Level 2: Limited-quality patient-oriented evidence Strength of The Recommendation Grade Grade B: Limited-quality patient-oriented evidence