OS

Question 1

4 principles of ATLS

Answer 1

Airways and C spine
Breathing
Circulation and haemmhorage
Disability

Question 2

signs of a mandibular fracture

Answer 2

sublingual haematoma
2 point vertical mobility
limited opening/ function
facial asymmetry
numbness/ altered sensation - may be on contralateral side

Question 3

classifying involvement of surrounding tissue in a fracture

Answer 3

simple- bone only
compound - damage to soft tissues
comminuted - shattered

Question 4

5 ways to classify a fracture

Answer 4

• damage to surrounding tissue
• number
• side (uni or bi)
• displacement
• location

Question 5

possible locations of a mandibular fracture

Answer 5

condyle
coronoid process
ramus
body
parasymphyseal

Question 6

closed reduction and fixation

Answer 6

guided by patients occlusion

Question 7

open reduction and fixation

Answer 7

surgery to expose fracture site and reduced using direct vision

Question 8

what is classed as midface

Answer 8

eyebrows - maxilla
(maxilla, orbit, nose, zygoma)

Question 9

signs of a midface fracture

Answer 9

nose bleed without blow to nose
malocclusion
midface mobility
diplopia (double vision)
V2 numbness without blow to nerve

Question 10

what should you look out for in EO exam of suspected OMFS trama

Answer 10

• lacerations, bleeding and sweling
• facial aysmmetry
• limited/ deviated mandibular opening
• altered sensation