The arteriogram, shown in Figure 1, demonstrated stenosis of the left subclavian artery 2.5 cm. distal to the aorta and just proximal to the origin of the left vertebral artery.

CEREBROVASCULAR disease ranked third, after heart disease and cancer, as a cause of death in the United States in 1959. Almost 37,000 of these deaths occurred in persons between thirty-eight and si ...

MRA of the Aortic Arch with Contrast Bolus. This study is complementary to the standard neck and intracranial MRA. It allows visualization of the common carotids, and especially the origin of the ...

Spinal Cord - The anterior spinal artery origin: ... The ASA originated from the vertebral artery as a paired right and left rami in all but one specimen in which only the left ASA was present.

A 44 year-old man developed the explosive onset of a severe headache. Subarachnoid Hemorrhage - Vertebral Artery Aneurysm. Cerebral angiogram, Left vertebral artery injection; (Left) AP view; (Right) ...

Figure 1. Anatomy of the vertebral artery. C2 represents the second cervical vertebrae, C6 is the sixth cervical vertebrae. V1, V2, V3 and V4 are the anatomic segments of the vertebral artery.

Vertebral artery dissection is considered a relatively rare condition, with an estimated incidence of around 1 per 100,000 people annually in the UK. The condition doesn't always lead to stroke.