Case 1. C.A. (S.E.H. No. 66–15874), a 49-year-old man, had syncopal episodes for 3 years occurring about once a week during the past year. The attacks were precipitated by driving a bus.

Patients with vertebrobasilar stenosis are currently being enrolled in two other randomized studies; the Vertebral Artery Stenting Trial (VAST), 8 for stenting of intracranial or extracranial ...

Flow reversal can occur in both the vertebral and internal mammary artery, or can be isolated to either vessel. The incidence of coronary steal syndrome has been estimated at less than 0.5% ...