BNAC uses their doppler US study numbers to look at how CCSVI impacts MS disease--and they have found that the severity of CCSVI is related to brainstem function and progressive disease state, but not physical disability. Venous hemodynamics (VH) are a new variable that can be linked to MS.


http://www.biomedcentral.com/content/pdf/1471-2377-12-26.pdf
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