Oral Surgery

Question 1

What factors make someone more susceptible to an OAC?

Answer 1

Upper molar extraction
Long roots
Apices close to sinus
>40 years old
Large sinuses
Infection in associated tooth pre extraction
History of chronic sinus problems can enlarge the sinus

Question 2

How is a root dislodged in the sinus managed?

Answer 2

Refer if appropriate

Open fenestration with care, attempt to remove root from sinus through the socket using suction/ ribbon gauze.
Wash out sinus once root has been retrieved and close with buccal advancement flap

Question 3

How does OAF present?

Answer 3

Usually 6+ weeks following extraction
Symptoms may include:
Problems with fluid consumption/ speech/ smoking/ using straw
Bad taste in mouth/ pus
Sinusitis symptoms
Non-helaing socket

Question 4

What is the difference between OAC and OAF

Answer 4

OAF is epithelial lined