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Complex Adult Deformity Surgery (CADS)

Scoliosis | Kyphosis | Adult Spinal Deformity | Sagittal Imbalance

Evaluate surgical treatment outcomes and identify best practice guidelines for complex adult spinal deformity (ASD) patients, including radiographic and clinical outcomes, surgical and postoperative complications, risk factors for and revision surgery rates, and the role of standard work to improve patient outcomes and reduce surgical and postoperative complications.

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Participation Requirements

  • Sex:

    ALL

  • Eligible Ages:

    18 and up

Participation Criteria

Criteria:

Inclusion Criteria:

1. Diagnosis of adult congenital, degenerative, idiopathic or iatrogenic spinal deformity
2. Full body EOS radiographic assessment (sagittal and coronal visualization from skull to foot)
3. Complex patients are defined as and meeting any one of the subsequent criteria:

1. Radiographic criteria:

* PI-LL ≥ 25 degrees
* TPA ≥ 30 degrees
* SVA\>15cm
* Thoracic scoliosis ≥ 70 degrees
* Thoracolumbar/lumbar scoliosis ≥ 50 degrees
* Global coronal malalignment \>7cm
2. Procedural criteria:

* Posterior spinal fusion \> 12 levels
* 3 column osteotomy or ACR
3. Geriatric criteria:

* Age \>65 years and minimum 7 levels of spinal instrumentation during surgery

Exclusion Criteria:

1. Age \<18 years of age
2. Active spine tumor or infection
3. Deformity due to acute trauma
4. Neuromuscular conditions/diseases (Parkinson's, Multiple Sclerosis, Post-polio syndrome)
5. Syndromic scoliosis
6. Inflammatory arthritis/auto immune diseases (Rheumatoid arthritis, Lupus, Ankylosing Spondylitis)
7. Prisoners
8. Women who are pregnant
9. Non English speaking patients

Study Location

Toronto Western
Toronto Western
Toronto, Ontario
Canada

Contact Study Team

Primary Contact

Sofia Magana

[email protected]
Study Sponsored By
International Spine Study Group Foundation
Participants Required
More Information
Study ID: NCT04194138