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Long-term follow up in lumbar spinal stenosis
M Scholz1, R Firsching, W R Lanksch
1Department of Neurosurgery, Free University of Berlin, Germany.
Spinal Cord
|April 29, 1998
Summary
Decompressive surgery for lumbar stenosis offered good initial outcomes, but long-term results showed a significant decline in patient satisfaction and reported benefits after eight years.
Area of Science:
- Neurosurgery
- Orthopedic Surgery
- Spinal Surgery
Background:
- Lumbar spinal stenosis (LSS) is a common condition causing neurogenic claudication.
- Decompressive surgery is a primary treatment for symptomatic LSS.
- Long-term outcomes of decompressive surgery for LSS require further investigation.
Purpose of the Study:
- To evaluate the long-term efficacy and patient satisfaction following decompressive surgery for lumbar spinal stenosis.
Main Methods:
- Retrospective chart review of 72 patients undergoing decompressive surgery for lumbar stenosis (1987-1990).
- Two follow-up assessments: initial (mean 2.5 years) and long-term (8 years post-surgery via mail).
- Patient outcomes categorized using Arnoldi's 1976 classification; surgical procedures included laminectomy/hemilaminectomy and nucleotomy.
Main Results:
- Initial follow-up (2.5 years): 73.6% good outcomes, 61.1% complete recovery; 11% dissatisfaction.
- Older patients showed particular benefit from surgery.
- Long-term follow-up (8 years): 62.1% reported unchanged or improved results; 37.9% experienced poorer outcomes compared to initial evaluation.
Conclusions:
- Decompressive surgery for lumbar spinal stenosis provides significant short-term benefits.
- A substantial proportion of patients experience a decline in outcomes and satisfaction by the 8-year mark.
- Long-term monitoring is crucial to manage patient expectations and address potential late-stage deterioration.