When the subclavian artery proximal to the origin of the vertebral artery was experimentally closed the flow in the vertebral artery was found to be 62 ml. per minute in a retrograde direction ...

With innominate-artery obstruction retrograde flow may not be restricted to the right vertebral artery, but it can also materialize in the ipsilateral carotid artery. 7 Bilateral total subclavian ...

A large population-based study found that statin use was significantly associated with a reduced risk of SAH. Research ...

Digital subtraction angiography with early and late phase demonstrating (A) left subclavian artery occlusion with (B) retrograde vertebral filling of proximal subclavian artery. Comments 3090D553 ...

Vertebral Basilar Angiogram. (Left) lateral view; (Right) AP view. This study was performed by injecting contrast into the right vertebra artery, which is well opacified. There is also some retrograde ...

Her husband insisted she go to the emergency room, where a CAT scan diagnosed Klundt with a vertebral artery dissection, or VAD. It’s a tear in the artery that runs along your spine, ...

Vertebral artery tears are the most common cause of Wallenberg syndrome in patients younger than 45 years old. Damage to the vertebral artery may be caused by: Neck injury; ...