Benign extramedullary tumors in the foramen magnum region.

  title={Benign extramedullary tumors in the foramen magnum region.},
  author={Nejat Akalan and Hakan Seçkin and Celal Kiliç and Tunçalp Ozgen},
  journal={Clinical neurology and neurosurgery},
  volume={96 4},
We present 16 cases of benign extramedullary tumors of the foramen magnum region who were operated on between the years 1984 and 1992. On admission, no case was neurologically intact and over 50% had had symptoms for more than 1 year. Nine patients had erroneous diagnoses initially. CT myelography and magnetic resonance (MR) imaging were the most appropriate diagnostic tools in visualizing tumors of this region. All operations except one, were performed by the posterior approach without… CONTINUE READING


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