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 ...
WE have recently studied 2 patients with symptoms of cerebral ischemia in whom a reversal of blood flow through the left vertebral artery was demonstrated. In both cases the anatomic lesion producing ...