5 Written questions
5 Matching questions
- how do you treat frostbite of the ear?
- Draw horizontally favorable and unfavorable mandibular angle fractures.
- What are the boundaries of the zones of the neck for penetrating trauma
- What is shown in a Water's view film?
- Treatment of an anterior table frontal sinus fracture involving the frontonasal duct.
Zone 1: thoracic inlet inferiorly and the cricoid cartilage superiorly
Zone 2: inferior border of cricoid cartilage to the angle of the mandible
Zone 3: angle of the mandible to the base of the skull
- c Obliteration vs. close monitoring with CT scans (in reliable patient only).
upper 2/3 of facial bones, maxillary sinuses
- e rapid rewarming in circulating water. avoid rubbing and dry heat as both of these predispose to liquefactive necrosis. surgical debridement not indicated for 3 weeks for final demarcation of injury
5 Multiple choice questions
- If no displacement or e/o CFS leak, observe and give abx. If displaced, obliteration and possible repair of dural tear. Cranialization reserved for fracture with significant bone loss or comminution.
- Cheek hypesthesia. Enopthalmos likely if >50% of floor.
- within 3 hours of injury or from 3-7 days.
Class II: retrognathism
Class III: prognathism
- An imaginary line drawn at the canines
5 True/False questions
Types of mandible fractures that require treatment with soft diet only (no MMF or ORIF) → symphysis and condyle of contralateral side
How often do isolated fractures of a single site in the mandible occur? → 6%
Best radiologic view of subcondylar fx → enophthalmos, dipoloplia, infraorbital nerve hypesthesia
Absolute and relative indications for open reduction of subcondylar fx →
Some say panorex for subcondylar. Otherwise, Towne's view.
what are the most common complications of orbital floor repair → diploplia and enopthalmos