Table 1. Common areas at risk for trigeminal injuries.

BSSO: Bilateral sagittal split ostectomy.

Region	Risk Involved
Mandibular third molar region	Risk to lingual and inferior alveolar nerve
Mandibular premolar region	Risk to mental nerve
Ramus and body of mandible	During BSSO or trauma repair
Maxillary tuberosity	Posterior superior alveolar nerve insult during extractions
Palate	Greater palatine nerve