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15 Cards in this Set
- Front
- Back
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For a one-level ACDF, compare outcomes associated with allograft versus autograft use.
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Equivalent outcomes
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What two clinical conditions are the exceptions?
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Multiple levels
Smokers |
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In performing a multiple-level ACDF, what should one consider preoperatively?
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Strut graft
Plate Adjunct posterior fusion |
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For smokers, is allograft or autograft preferred for one level? What about for two levels?
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One level: always autograft
Two levels: autograft strut |
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A posterior approach should generally be included with anterior surgeries in excess of _____.
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Two corpectomies
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What are reported ACDF pseudarthrosis rates for one level?
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12%
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What are reported ACDF pseudarthrosis rates for multiple levels?
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30%
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What is the significance of the Hillibrand study?
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25% of ACDF patients required an additional procedure within 10 years for adjacent-level disease
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What is treatment if the lateral femoral cutaneous nerve (LFCN) is cut with graft harvest?
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Allow it to retract into the pelvis
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What is the principal factor in determining adjacent-level degeneration?
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Preoperative adjacent-level status
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What percentage of patients develop long-term pain at the graft site?
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25%
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For the elderly patient, is an ACDF or a posterior approach generally better tolerated?
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Posterior approach
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Increased risk of dysphagia and respiratory compromise occur with which four factors?
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Increased number of levels
Increased operative time Increased blood loss More proximal level of surgery |
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What complication is unique to an posterior approach?
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Air embolism
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When preforming a multilevel posterior laminectomy, what else should one do? Why?
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Instrumented fusion
To prevent postoperative kyphosis |
