-bite most sensitive (or tongue blade braking)
-check Stenson's duct for bleeding
flat films (adult) --> panorex if neg
CT with recontruct (children)
Sublingual hematoma is suggestive of an occult jaw fracture.
Tongue blade test-havept bite down on tongue blade and twist it, if a mandibular Fx is present then the pt should reflexively openmouth...95% sensitive and 65% specific.