The neurologists own the territory of your body that the blood-brain-barrier is part of. The arteries are on the other side of that. Don't stray above the neck, or beyond the capillaries. Property ownership is an extremely serious business in this country.
In case you were interested it seems well known (using familiar vascular surgical techniques to find out more) that in both humans and primates, the same cognitive problems (executive, especially) found in 'MS' are caused by arterial hypertension (which also leads to stroke).
"Try - Just A Little Bit Harder" - Janis Joplin
CCSVI procedure Albany Aug 2010
'MS' is over - if you want it
Patients sans/without patience