Complications

Question 1

What three anatomical features can lead to the failure of local anaesthetic?

Answer 1

• long roots
• abnormal placement of mandibular foramen
• dense bones

Question 2

What problem can the sphenomandibular ligament cause?

Answer 2

Can deflect anaesthetic, acting as a diffusion barrier

Question 3

What occurs if you inject directly into a muscle?

Answer 3

Trismus

Question 4

How can patient inflicted trauma due to local anaesthetic be reduced?

Answer 4

Clear post-op instructions

Question 5

What is the most common complication of local anaesthetics?

Answer 5

Failure to work