Dr. Hector Ferral is at Rush University in Chicago. He's been involved in CCSVI investigation and treatment for a few years. We can read the full paper online.
His conclusion is very important. Catheter venography is all about finding luminal stenosis, or narrowing of veins, and treating this condition, however an agreed upon protocol has not been established yet. He is making his suggestions, as someone who has treated CCSVI. He cautions against measuring blood flow alone--as this changes depending on position or collateral circulation. Review of catheter venography protocols in the evaluation of chronic cerebrospinal venous insufficiency

http://www.termedia.pl/Review-paper-Review-of-catheter-venography-protocols-in-the-evaluation-of-chronic-cerebrospinal-venous-insufficiency,76,23695,1,1.html


Review paper Review of catheter venography protocols in the evaluation of chronic cerebrospinal...
www.termedia.pl
Catheter venography has been considered to be the “gold standard” in the evaluation of venous pathology. Chronic cerebrospinal venous insufficiency (CCSVI) has recently been described as a condition characterised by the presence of multiple stenotic lesions of the main pathways of...