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Spinal Dumbbell Meningiomas: A Systematic Review.

Gianluca Scalia1, Federica Paolini2, Evier Andrea Giovannini2

  • 1Neurosurgery Unit, Department of Head and Neck Surgery, Garibaldi Hospital, 95124 Catania, Italy.

Annali Italiani Di Chirurgia
|December 26, 2024
PubMed
Summary

Spinal dumbbell meningiomas are rare tumors requiring surgical resection for favorable outcomes. While recurrence is possible, long-term follow-up is crucial for managing these challenging cases.

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Area of Science:

  • Neurosurgery
  • Spinal Oncology
  • Neuropathology

Background:

  • Spinal dumbbell meningiomas present unique diagnostic and therapeutic challenges due to their intradural-extradural nature.
  • Understanding their epidemiology, clinical presentation, and outcomes is vital for optimizing patient management.

Approach:

  • A systematic review adhering to Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines was conducted.
  • Data from 22 articles on 32 patients were narratively synthesized, focusing on demographics, tumor characteristics, diagnostics, treatment, and outcomes.

Key Points:

  • The median age of affected patients was 48 years, with a female predominance and cervical spine predilection.
  • Common symptoms include movement disorders, sensory deficits, and pain; surgical resection is the primary treatment, achieving gross total resection in 75% of cases.
  • All tumors were World Health Organization Grade I, with meningothelial and psammomatous subtypes most frequent; recurrence occurred in 15.63%.

Conclusions:

  • Spinal dumbbell meningiomas, though rare, necessitate specialized management due to complex anatomy and potential for neurological deficits.
  • Surgical resection offers generally good outcomes, but vigilance for recurrence and long-term follow-up are essential.
  • Further research into advanced imaging and minimally invasive techniques can enhance treatment efficacy and patient recovery.