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Spinal Subarachnoid Hematoma Resulting from Lumbar Myelography

M.D. Sathera, M.D. Gibsonb and J.S. Trevesc

a Section of Neurosurgery, University of Nebraska Medical Center, Omaha, Neb
b Department of Radiology, Methodist Hospital, Omaha, Neb
c Midwest Neurosurgery PC, Omaha, Neb


Figure 1
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  		Fig 1. Myelograms demonstrate small dorsal and ventral extradural filling defects but normal delineation of nerve roots, indicating no subarachnoid abnormality.

A, Cross-table lateral position.

B, Left-oblique position.


Figure 2
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  		Fig 2. Representative axial CT at L4–5 with large subarachnoid filling defect displacing the CSF and the nerve roots.


Figure 3
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  		Fig 3. MR imaging, saggital series, demonstrating spinal subarachnoid hematoma.

A, T1-weighted image showing heterogeneous signal intensity consistent with acute and subacute hematoma from L3 to L5.

B, T2-weighted image showing heterogeneous signal intensity consistent with acute and subacute hematoma.





Copyright © 2009 by the American Society of Neuroradiology. Print ISSN: 0195-6108 Online ISSN: 1936-959X