Broken File Retrieval with Canal Transportation and Lateral Perforation Repair: A Referred Endodontic Case

This case was referred to our practice following a failed initial endodontic attempt complicated by two iatrogenic events: canal transportation with lateral perforation and a separated instrument left in the apical third. The patient presented with persistent pain and tenderness to percussion. A thorough clinical and radiographic assessment was carried out before formulating a management strategy. Clinical Presentation & Diagnosis The patient reported a history of a recent root canal procedure performed at another clinic. Clinically, the tooth exhibited marked tenderness to percussion and palpation. Soft tissue examination revealed no sinus tract. Pre-operative periapical radiographs confirmed the presence of a fractured instrument in the apical third, with evidence of canal transportation and a lateral perforation at the furcation level. Pre-operative…