Mandibular molar with canal anastomosis and multiple portals of exit.
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Diagnosis
Patient presented with a non-vital pulp and symptomatic apical periodontitis. The preoperative radiograph did not display any atypical findings.
Treatment
Three canals were located and instrumented followed by the Sonendo GentleWave® procedure to augment cleaning and disinfection. The post- operative radiograph displays an anastomosis between the mesial canals in the apical third of the root and the canals had multiple portals of exit.