‏Non-surgical Retreatment of a Previously Treated Tooth with Symptomatic Apical Periodontitis

Endodontic retreatment remains an essential therapeutic option for the management of persistent or recurrent periapical disease, particularly in cases where the initial root canal therapy has failed to provide adequate disinfection and sealing of the root canal system This case report presents the management of a previously treated tooth diagnosed with symptomatic apical periodontitis. Clinical and radiographic findings revealed a poorly executed coronal restoration, short obturation, and untreated canal anatomy. Such factors are well documented in the literature as primary causes of endodontic failure, since untreated canal spaces can harbor bacterial biofilms that perpetuate periapical inflammation. Previous treated tooth with symptomatic apical periodontist Initial situation showing poor coronal restoration , missed anatomy , short obturation Retreatment in this case emphasized…