Surgical Tip of the Week #6How To Avoid IAN Injury - Narrowing of Root
A quality panoramic x-ray is sufficient when assessing possible IAN injury while removing third molars. Nine panoramic radiographic markers can reliably predict IAN injury. A CT is recommended when injury is likely.
NARROWING OF ROOT
Narrowing of the root is a useful radiographic marker. Although not always reliable, this may indicate intimate contact of the third molar root with the IAN canal. ACT is recommended.