Ent Trauma I
Mandibular fx, fronatal sinus fx, and laryngeal truama
- 1.
What percentage of frontal sinus fractures present with a CSF leak
- A.
10%
- B.
25%
- C.
33%
- D.
50%
Correct Answer
C. 33% -
- 2.
What is the gold standard laboratory test to check for CSF leak
- A.
Beta-4-transferrin
- B.
Beta-2-transesterase
- C.
Beta-2-trasferrin
- D.
Glucose positive
Correct Answer
C. Beta-2-trasferrin -
- 3.
GF is a 19 year old male who presents to the ED status post blunt trauma to the head. The patient is found to have clear rhinorrhea and initial head CT is positive for posterior table involvement. Patient is currently stable, what is the next step in management
- A.
Immediate open exploration in OR
- B.
Immediate endoscopic exam in OR
- C.
Admission, IV abx and observation 5-7 days
- D.
Oral abx and close follow up as outpatient
Correct Answer
C. Admission, IV abx and observation 5-7 days -
- 4.
When elevating a bi-coronal flap laterally what is the plane of the dissection
- A.
Superficial to the superficial temporal fascia
- B.
Deep to the temporalis muscle
- C.
Sub-cutaneous (interdermal)
- D.
Deep to the temporalis muscle fascia
Correct Answer
D. Deep to the temporalis muscle fascia -
- 5.
The above CT scan of a 17 year old female status post MVA is bet treated by what modality
- A.
Admission and observation
- B.
Intubation
- C.
C-spine collar and urgent neurosurgical consult
- D.
Trachestomy
Correct Answer
D. Trachestomy -
- 6.
When assessing a mandibular fracture, molar alignment that is designated as favorable would be
- A.
Mesiolabial cusp of the maxillary first molar approximates the buccal groove of the mandibular first molar
- B.
Mesiolabial cusp of second maxillary molar aligns with the buccal groove of the mandibular first molar
- C.
Mesiolabial cusp of first maxillary molar aligns with the buccal groove of the mandibular second molar
- D.
Mesiolabial cusp of first maxillary molar aligns with the buccal cusp of the mandibular second molar
Correct Answer
A. Mesiolabial cusp of the maxillary first molar approximates the buccal groove of the mandibular first molar -
- 7.
A 68 year old male comes in status post fall, CT scan is negative for facial fractures, however Panorex shows an edentulous patient with a non-displaced angle of the mandible fracture on the right. What is the next proper treatment option
- A.
ORIF through external approach
- B.
Intra-oral ORIF with arch bars
- C.
Denture fixation with a lag screw
- D.
Soft diet and antibiotics
Correct Answer
D. Soft diet and antibiotics -
- 8.
Which of following is an indication to extract the third mandibular molar in an angle fracture
- A.
All scenarios in which there is an angle fracture
- B.
Only when the second molar is utilized for wire fixation
- C.
Partially erupted molar
- D.
Never extract the third molar as it is used for mandibular-maxillary alignment
Correct Answer
C. Partially erupted molar -
- 9.
A 28 year old male presents status post motorcycle accident without a helmet. Facial bone CT scan shows a fracture through the pterygopalatine plates bilaterally with nasal compression, a left orbital blowout fracture and a right mandibular body displaced fracture through the second and first molar. The next surgical step is
- A.
Shit your pants and call Dr. B
- B.
Repair the anterior maxillary fractures first to stabilize the face
- C.
Repair orbital fracture first to stabilize the face
- D.
Repair mandibular fracture first to stabilize the face
Correct Answer
D. Repair mandibular fracture first to stabilize the face -
- 10.
Which of the following is an absolute contraindication of maxillomandibular fixation
- A.
Uncontrolled seizures
- B.
Sepsis
- C.
Edentulous
- D.
Pathologic fractures
Correct Answer
A. Uncontrolled seizures -
- 11.
When re-approximating parasymphyseal the alveolar arch bar is to over correct the mandibular overlap by
- A.
5-7 degrees
- B.
7-10 degrees
- C.
10-15 degrees
- D.
No less than 25 degrees
Correct Answer
A. 5-7 degrees -
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Current Version
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Jan 09, 2013Quiz Edited by
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Jan 26, 2010Quiz Created by
Pascolini
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