Introduction:

The specific assessment of a severely compromised sites involves: the consideration of healing time according to the different kinds of tissues involved and the knowledge of the evidence available concerning biomaterials and surgical techniques.

Material and methods:

Female patient attends the postgraduate school of periodontics, UDD University in Santiago de Chile, because of pain and chronic infection compromising tooth 2.1. At clinical evaluation, the site has an extensive defect, with active fistula that compromises the buccal and palatal bone plates. The treatment consisted of exodontia and guided bone regeneration, implantation six months after initial exodontia and abutment connection surgery seven months after implant insertion.

Results:

the treatment of combined defects associated with a long-standing infectious process can be very predictable and successful, only if the measures of time and tissue handling are considered and applied.

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