meningeal carcinomatosis

This is the spread of cancer cells up and down along the axis of the spinal canal.  There may be deficits of the cranial nerves, or any of the other nerves within the spinal canal.  "Drop mets" which are pieces of tumor which drop down to the lumbar and sacral portions of the spine do occur.  MRI of the spine with gadolinium contrast  is sensitive for picking up lesions.

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