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Schwanomma of the Ulnar Nerve
- 1. Case Report:UlnarNerve Schwannoma: A Rare Intraneural Tumor W. Thomas McClellan, M.D. www.morgantownplasticsurgery.com
- 2. Pre-op Outline of Mass Border Olecranon Medial Epicondyle Path of Ulnar nerve through cubital tunnel
- 3. Pre-op Mass
- 4. Video of MRI: Tumor
- 5. Video of MRI: Tumor
- 6. Tumor Exposed- Size + Location
- 7. Zoom of Tumor Note: Individual fascicles of the Ulnar nerve splayed out over the tumor. Its critical to identify these to find an entry point into the epineurium.
- 8. Video of Tumor Dissection
- 9. Note the hematoma on the inside of the tumor from the previously attempted CT biopsy.
- 10. H and E
- 11. S 100 – Specific for Schwannoma
- 12. Video of Intact Ulnar nerve function Post-op
- 13. Key Points Pre-op Tinel’s over mass Mobile transverse, Immobile Longitudinally Imaging – MRI = Target Sign Surgery – Identify nerve proximal and distal before Careful selection of entry through the epineurium Meticulous dissection Post op- Early rehab and desensitization