Greitz, 9 in a detailed study of brain circulation using serial cerebral angiography at similar speeds, measured the time between maximum concentration of opaque medium in the carotid siphon and ...

A 33 year-old man developed the explosive onset of a headache followed by nausea and vomiting. Subarachnoid Hemorrhage - Anterior Cerebral Artery Aneurysm. (Left) Axial CT scan without contrast; ...

Subarachnoid Hemorrhage - Middle Cerebral Artery Aneurysm. Cerebral angiogram, right internal carotid artery injection: (Left) Anterior Oblique view; (Right) Lateral view. Note the large aneurysm ...

The blood pressure was 85/75 mm. of mercury in the left arm and 120/80 mm. of mercury in the right. There was a localized Grade 2 systolic bruit over the left subclavian artery.