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SPINAL STENOSIS, SEGMENTAL INSTABILITY, OR SPONDYLOLISTHESIS, OPERATED
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Note: List impairments separately for cervical, thoracic and lumbar regions.
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1.
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Single level operation without objective residual signs of injury
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Cervical
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8%
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Thoracic
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4%
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Lumbar
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9%
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2.
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Single level operation with residual objective signs of injury
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Cervical
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10%
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Thoracic
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5%
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Lumbar
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12%
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3.
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Multiple levels, operated, with or without residual
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objective signs of injury
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Add 1%/level
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4.
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Multiple operations with residual, objective signs of injury
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A. Second operation
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Add 2%
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B. Third or subsequent operation
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Add 2%/operation
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Note:
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All impairments listed in Specific Disorders of the Spine should be combined with only the following appropriate values of residual signs:
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a. Ankylosis secondary to surgery or injury in the spinal area (see Ankylosis table).
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b. Spinal cord or spinal nerve root injuries, with neurologic impairment (see neurological section).
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c. Any combination of the above using the Combined Values Chart.
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