Mandibular Fractures in LAs

Question 1

true or false: NEVER remove loose teeth until fracture has healed

Answer 1

true

Question 2

techniques used for mandibular fracture repair in LAs (4)

Answer 2

-intraoral wiring -tension band wiring to teeth -external fixation -plates

Question 3

repair of fractures to diastema of mandible

Answer 3

tension band wiring of cheek teeth (PM 2, 306, 406) to incisors under general anesthesia +/- lag screw

Question 4

repair of mandibular body fractures

Answer 4

external skeletal fixators

• unilateral fracture: type 1 ESF
• bilateral fracture: type 2 ESF

Question 5

why is prognosis good for mandibular fractures?

Answer 5

-good blood supply -non weight bearing -unilateral fractures supported by intact side (natural splint)

Question 6

fractures in incisor area are almost always…

Answer 6

open to mouth

Question 7

repair of fractures in incisor area

Answer 7

wire fixation

Question 8

tension side of mandible

Answer 8

oral side

Question 9

compression side of mandible

Answer 9

ventral side

Question 10

repair of mandibular fractures in calves

Answer 10

intraoral splinting

Question 11

aftercare for mandibular fractures

Answer 11

-no diet changes needed -lavage mouth daily -NSAIDs -+/- antibiotics -remove implants after 6-8 weeks

Question 12

indications for using mandibular plate +/- tension band wire

Answer 12

-fracture of both body and vertical ramus -fracture of caudal aspect of body

Question 13

cons of using mandibular plate +/- tension band wire technique (4)

Answer 13

-can only be placed on compression side -screw placement tough because of long roots -parotid duct in way -most mandibular fractures are open -> can be nidus for infection

Question 14

Question 15

Answer 15