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AJNR - American Journal of Neuroradiology

Published ahead of print on February 7, 2008
doi: 10.3174/ajnr.A0956

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Diagnostic Criteria for Spontaneous Spinal CSF Leaks and Intracranial Hypotension

W.I. Schievink^a, M.M. Maya^b, C. Louy^c, F.G. Moser^b and J. Tourje^b

^a From the Department of Neurosurgery, Cedars-Sinai Medical Center, Los Angeles, Calif
^b Imaging Medical Group, Cedars-Sinai Medical Center, Los Angeles, Calif
^c Department of Anesthesiology, Cedars-Sinai Medical Center, Los Angeles, Calif

View larger version (39K): [in this window] [in a new window]   Fig 1. Postmyelography CTs showing (A) bilateral cervicothoracic CSF leaks without an associated meningeal diverticulum; B, Left thoracic meningeal diverticulum with an associated CSF leak; and C, right thoracic meningeal diverticulum without an associated CSF leak.

View larger version (71K): [in this window] [in a new window]   Fig 2. A, Brain MR images showing typical findings in spontaneous intracranial hypotension with a coronal T2-weighted image showing subdural fluid collections; B, a coronal gadolinium-enhanced T1-weighted image showing enhancement of the pachymeninges; and C, a T1-weighted sagittal image showing sagging of the brain.