Endodontic Retreatment of Teeth 26 and 27: Resolving Recurrent Abscesses

Patient Presentation A young woman was referred following repeated episodes of dentoalveolar abscess associated with teeth 26 and 27. Despite prior attempts at management by her general dentist, the abscesses recurred and the situation remained unresolved. Pre-operative radiographic assessment revealed inadequate root canal treatment on both teeth, combined with defective coronal restorations. Pre-operative presentation. Defective crowns and signs of periapical pathology on teeth 26 and 27. Pre-operative radiographic view. Additional pre-operative diagnostic view. Radiographic findings: incongruous root canal treatment and defective coronal restorations on both teeth 26 and 27, consistent with the repeated abscess episodes. Treatment Plan The treatment plan consisted of removal of the existing crowns on both teeth, followed by non-surgical endodontic retreatment. Retreatment of tooth 26 was…