Surgical management of a case with exuberant extraradicular infection, refractory to orthograde retreatment

The pathology:

– Previously endodontically treated lateral and central maxillary incisors

– Functioning fistulas

– Periapical pathology.

Questions of the lesson:

– Temporary filling of root canals

– Removal of filler from the root canal

– Root canals preparation and irrigation

– Indications for endosurgery

– Detailed protocol of endosurgical surgery to remove exuberant extraradicular infection

– Long-term results of endosurgical operation

– Radicular cyst biopsy.