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Gamma knife radiosurgery for jugular foramen schwannomas

Selçuk Peker1, Meriç Sengöz, Türker Kılıç

  • 1Department of Neurosurgery, Acıbadem University School of Medicine, Istanbul, Turkey. peker@selcukpeker.com

Neurosurgical Review
|March 8, 2012
PubMed

Insights

Gamma-knife radiosurgery offers excellent tumor control for jugular foramen schwannomas. This treatment is safe and effective for small to moderate-sized tumors, with minimal adverse effects observed in long-term follow-up.

Area of Science:

  • Neurosurgery
  • Radiation Oncology
  • Oncology

Background:

  • Jugular foramen schwannomas are rare tumors.
  • Surgical resection can lead to new neurological deficits.
  • Gamma-knife radiosurgery presents an alternative treatment option.

Purpose of the Study:

  • To analyze the long-term results of gamma-knife treatment for jugular foramen schwannomas.
  • To evaluate tumor control and adverse effects.
  • To assess the efficacy of radiosurgery for newly diagnosed or residual/recurrent tumors.

Main Methods:

  • Retrospective analysis of 17 patients with jugular foramen schwannoma.
  • Treatment with gamma-knife radiosurgery.
  • Long-term follow-up with magnetic resonance imaging (MRI) for a mean of 64 months.

Main Results:

  • 100% tumor growth control rate observed.
  • Tumor size reduction in 13 patients; no change in four.
  • Only one patient experienced transient hoarseness, indicating minimal adverse effects.

Conclusions:

  • Gamma-knife radiosurgery is associated with good tumor control for small- to moderate-sized jugular foramen schwannomas.
  • The treatment carries a minimal risk of adverse radiation effects.
  • Radiosurgery is a viable and safe option for managing these rare tumors.

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