Figure 3. (a) Sagittal CISS image of the thoracic region. The high contrast and spatial resolution highlights an enlarged perimedullary venous plexus surrounding the cord, associated with a dural arteriovenous fistula. (b)Coronal reconstructed CISS image demonstrating serpiginous veins on the dorsal surface of the cord. (c) Spinal angiography demonstrates the fistula and the perimedullary venous drainage corresponding to the coronal CISS image.

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