[Mastoid bone graft in implantology. A case report].

INTRODUCTION

In implantology, autogenous bone remains currently a useful-material to rebuild horizontal and vertical osseous defects. Usually, it is the needed osseous volume that indicates the grafting procedure, intraoral one for small and middle volume and extraoral one for severely atrophied jaws. The originality of this case report is to show an alternative to usual grafting procedure borrowed from ENT surgeons: osseous mastoid graft.

TECHNICAL NOTE: A 63-year-old patient with maxillary sinus pathology underwent during same surgical time maxillary sinus curetting and osseous grafting to finalize the dental treatment.

DISCUSSION: Mastoid cortical bone is a source of bone usable in oral implantology. Its use has been proved to be reliable in oto-surgery. Mastoid bone harvesting implies the presence of ENT surgeon; it is nevertheless interesting to know this site from a biological point of view and because of its functional and economical aspects.