3.

Endodontic Surgery

-Apicoectomy-

This procedure is known as root end surgery. It may be necessary if an infection develops or continues after a root canal treatment has been done.

Your endodontist will provide you with the chances of success and pre and post instructions for surgery. 

"AmericanAssociation of Endodontist."American Association of Endodontists, 2021,https://www.aae.org/patients/root-canal-treatment/endodontic-treatment-options/endodontic-surgery. Accessed 1 May 2021.