dentoalveolar

Question 1

Lingual nerve pertinent anatomy? incidence of injury with 3rd molar removal?

Answer 1

Blue book source page 6/complications
- 2.8 mm inferior to the crest
- 2.5 mm medial to the lingual cortex
5-20% of the time the lingual nerve is at or above the crest of the bone
- 20%-25% of the time at the lingual plate
- turns towards the tongue at the region of the 1st/2nd molars

• 0.6 - 2% of the time the lingual nerve is injured during 3rd molar removal.

Question 2

impacted canine - how much space between premolar and lateral

Answer 2

7.5 mm
OSFC

Question 3

what is the likelihood of being able to pull in impacted canine when in relationship to the lateral

Answer 3

if it is distal to the lateral tooth then 91% success rate of pulling it in
if medial to the lateral tooth then drops to 65% to lateral tooth
blue book