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Non-Syndromic Spinal Schwannomas: A Novel Classification.
Ibrahim Sun1, M Necmettin Pamir1
1Department of Neurosurgery, Acıbadem University School of Medicine, Istanbul, Turkey.
Frontiers in Neurology
|August 4, 2017
Summary
Total resection is a safe and effective treatment for spinal schwannomas. A novel classification system aids in preoperative planning, showing varied neurological recovery based on tumor type.
Area of Science:
- Neurosurgery
- Oncology
- Radiology
Background:
- Schwannomas are the most common primary spinal tumors.
- Current treatment involves tumor resection while preserving neurovascular structures.
Purpose of the Study:
- To report neurologic and radiologic outcomes after treating spinal schwannomas.
- To introduce and evaluate a novel tumor classification system.
Main Methods:
- Retrospective case series of 82 patients with non-syndromic spinal schwannomas.
- Tumor classification using CT/MRI based on volume (A, B, C) and localization (I, II, III, IV).
- Neurological assessments (Karnofsky scale, pain, sensory, motor) at 45, 180, and 360 days post-surgery.
Main Results:
- Patients showed significantly different neurological scores based on tumor type.
- Consistent, differential neurological recovery observed at various postoperative time points.
- Minimal complications (2 patients) reported, reinforcing surgical safety.
Conclusions:
- Total resection of spinal schwannomas is a safe procedure with minimal complications.
- The proposed classification system is effective for preoperative planning and surgical approach selection.
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