CT-Guided Epidural Contrast Injection for the Identification of Dural Defects.

AJNR Am J Neuroradiol

From the Department of Radiology (I.T.M., M.O., J.B., J.V., B.J.-T., D.K.K., A.A.M), Mayo Clinic, Rochester, Minnesota.

Published: November 2024

Post-dural puncture headache is an increasingly recognized cause of chronic headache. Outside of clinical history and myelography that requires an additional dural puncture, there is no reliable diagnostic test to evaluate for persistent dural defects. We describe the injection of iodinated contrast into the dorsal epidural space under CT guidance in 5 patients as a potential tool to visualize persistent dural defects.

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http://dx.doi.org/10.3174/ajnr.A8437DOI Listing

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