Nerve Misc
Physical exam test to distinguish between marginal mandibular and cervical nerve?
lip eversion controlled by marginal mandibular
Borders of the internal nasal valve
caudal border upper lateral cartilage, septum, head of inferior turbinate
best brow lift technique for a long forehead
pretrichial
What is the difference between a marginal and segmental mandibulectomy?
marginal preserve continuity
segmental removes entire piece
Pedicle of tensor fascia lata
ascending lateral femoral circumflex
EMG findings of fibrillations and positive sharp waves suggest what?
findings of nascent potentials?
fibrillations and positive sharp waves - denervation
nascent potentials - re-innervation
Name two common grafts for tip support. Which is more durable?
septal extension
columellar strut
septal extension more durable
Which teeth have three roots?
maxillary molars
What is a selective neck dissection?
Preservation of at least one level of lymph nodes
Flap with pedicle posterior to vastus medialis and anterior to adductor tendon
flap: medial femoral condyle
pedicle: descending geniculate a.
Location for PEC1 and PEC2 block
PEC1 - between pec major and minor
PEC2 - between pec minor and serratus
Cause of an inverted V deformity
separation of upper lateral cartilages from nasal bones
At what age can the frontal sinus be seen on XR?
6 years
What structures are taken in a radial neck dissection?
All cervical lymph nodes
SCM
CN XI
IJ
Flap pedicle that travels between adductor magnus and longus
flap: gracilis
pedicle: descending branch of medial femoral circumflex
Spinal levels covered by a TAP block
T6-L1
Name a structural cause of saddle nose
overresection L strut
separation of nasal bones from septum
Exam finding that distinguishes orbital apex from superior orbital fissure syndrome
Orbital apex includes CN II
Marcus Gunn pupil, visual disturbances
Name the start and end of each neck zone
Zone I - clavicle to cricoid
Zone II - cricoid to angle of mandible
Zone III - angle of mandible to skull base
Flap + pedicle that travels between lateral head of triceps and brachialis
flap: lateral arm flap
pedicle: posterior radial collateral
Most common location of metastasis in a nerve sheath tumor?
Lung
Which area is preserved in preservation rhinoplasty?
The keystone area
most common syndromes associated with unilateral coronal craniosynostosis (2)
Muenke
Saethre Chotzen
How to correct a depressed tracheostomy scar
re-approximate the strap muscles/platysma
Flap that travels between EDM and ECU
posterior interosseous artery flap