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 ...

Neck pain or an injury can leave you feeling dizzy. This condition, known as bow hunter’s syndrome or rotational vertebral artery syndrome, makes you feel faint or dizzy when you turn your head.

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; ...