Mandibular Fractures

Question 1

Clinical signs and symptoms of fractured mandible

Answer 1

Pain/swelling
Occlusal derangement
Numbness of lower lip
Mobile teeth
Bleeding
AOB
Assymetry

Question 2

Factors causing displacement of mandibular fractures?

Answer 2

Direction of fracture line
Opposing occlusion
Magnitude of force
Mechanism of injury
Intact soft tissue
Other associated fractures

Question 3

Radiographic assessment for mandibular fracture

Answer 3

OPT and PA mandible

Question 4

Treatment of mandibular fractures

Answer 4

Control of pain/infection
Reduction/fixation
No treatment if undisplaced fracture
Displaced:
-closed reduction and fixation (IMF)
-ORIF (open reduction internal fixation)