Abstract:
OBJECTIVE:To investigate the sensitivity of MRI of the spine compared with CT myelography (CTM) in detecting CSF leaks. METHODS:Between July 1998 and October 2010, 12 patients with orthostatic headache and a CTM-confirmed spinal CSF leak underwent an MRI of the spine with and without contrast. Using CTM as the gold standard, we retrospectively investigated the sensitivity of spinal MRI in detecting a CSF leak. RESULTS:Eleven of 12 patients with a CSF leak documented by CTM also had extradural fluid collections on spinal MRI (sensitivity 91.7%). Six patients with extradural fluid collections on spinal MRI also had spinal dural enhancement. CONCLUSION:When compared with the gold standard of CTM, MRI of the spine appears to be a sensitive and less invasive imaging modality for detecting a spinal CSF leak, suggesting that MRI of the spine should be the imaging modality of first choice for the detection of spinal CSF leaks.
journal_name
Neurologyjournal_title
Neurologyauthors
Starling A,Hernandez F,Hoxworth JM,Trentman T,Halker R,Vargas BB,Hastriter E,Dodick Ddoi
10.1212/01.wnl.0000435555.13695.22subject
Has Abstractpub_date
2013-11-12 00:00:00pages
1789-92issue
20eissn
0028-3878issn
1526-632Xpii
01.wnl.0000435555.13695.22journal_volume
81pub_type
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