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British Journal of Radiology (2007) 80, e98-e100
© 2007 British Institute of Radiology
doi: 10.1259/bjr/61517865
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Spinal dural arteriovenous fistula in a case with lipomyelodysplasia

C Erdogan, MD 1 B Hakyemez, MD 1 A Arat, MD 2 A Bekar, MD 3 and M Parlak, MD 1

1 Department of Radiology, Uludag University Medical School, Bursa, 2 Department of Radiology, Hacettepe University Medical School, Ankara, 3 Department of Neurosurgery, Uludag University Medical School, Bursa, Turkey


Figure 1
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  		Figure 1. MR images of lumber and thoracic spine. Sagittal(a) T1 weighted and (b) T2 weighted images show multiple signal voids within an intradural lipoma (arrow). (c) Sagittal T2 weighted image shows the lipoma tethering the cord with terminal syrinx (white arrows) and the dilated perimedullary vessels (black arrows).

 

Figure 2
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  		Figure 2. Spinal angiograms.(a) Anteroposterior angiograms obtained from the right L2 artery show the two fine feeders and the fistula sites (arrows). (b) Left L3 injection shows one more fistula. (c) Lateral angiogram of the right L2 injection shows the extracanalicular location of the fistula. (d) Sagittal late phase image shows tangles of veins forming a dilated tortuous perimedullary vein (arrows).

 

Figure 3
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  		Figure 3. Angiograms and spot images obtained during embolisation.(a) Anteroposterior view obtained from the right L2 lumbar artery injection after the embolisation from left L3 shows the remaining fistulae. (b) Anteroposterior spot image shows the Onyx cast of the left L3 lumbar artery embolisation. Note the fine filling of the fistula with a considerable amount of venous reflux. (c) Angiogram from the right lumbar artery shows the elimination of the fistula and the final Onyx cast.

 




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