Background Previous studies have shown that carotid endarterectomy in patients with
symptomatic severe carotid stenosis (defined as stenosis of 70 to 99 percent of the luminal …

Background Endarterectomy reduces risk of stroke in certain patients with recently symptomatic
internal carotid stenosis. However, investigators have made different recommendations …

Background and Purpose— Morbidity and mortality in spontaneous intracerebral hemorrhage
(ICH) are correlated with hematoma progression. We hypothesized that the presence of …

The importance of carotid plaque ulceration as a cause of cerebral ischemic symptoms remains
uncertain. Moreover, its prominence in symptomatic patients with severe carotid stenosis …

Clinical events following cerebral angiography were prospectively evaluated in 1,002
procedures. The ischemic event rate between 0 and 24 hours was 1.3% (0.1% permanent). This …

Background and Purpose—Blood supply through collateral pathways improves regional
cerebral blood flow and may protect against ischemic events. The effect of collaterals on the risk …

Previous randomized trials (5) failed to produce a positive result, presumably because of high
complication rates of the surgery and anesthesia. Over the years, the complication rates of …

: Classification of carotid-cavernous fistulas (CCFs) into the four types described by Barrow
allows the surgeon to choose the optimal therapy for each patient. Type A patients have fast …

Data from 10 years follow up of mortality in the OPCS Longitudinal Study are used to relate
deaths of men in 1976-81 to their social class as recorded by the 1971 census. Explanations …

✓ Of 68 patients with unclippable aneurysms treated by proximal artery occlusion with
detachable balloons, permanent occlusion was achieved in 65; of these patients, 37 had carotid …