Combined Endodontic Retreatment and Intentional Replantation for External Cervical Resorption: A Four-Year Follow-Up Case Report
Background and Clinical Significance: External cervical resorption (ECR) is an insidious form of root resorption that frequently progresses undetected until an advanced stage, particularly when the lesion extends apical to the alveolar crest or involves a substantial proportion of the root circumference, precluding ade...