RESULTS The characteristics of the 26 patients studied are presented in Table 1. Six
patients died within six days after the stroke from transtentorial herniation, diagnosed by the …

Three patients with subacute ischemic cerebral infarction examined by SPECT with 99m Tc-
ECD and PET within the same day showed signs of luxury perfusion in the subacute phase …

Threshold of regional cerebral blood flow (rCBF) forcerebral tissue survival in relation to time
was studied in patientswith acute cerebral ischemia with xenon-enhanced computed …

Like all cerebral vascular concepts, the ischemic penumbra did not arise from nowhere, and
a little background information may be of interest. The conceptemanated from The …

MATERIALS AND METhODS We studied 21 patients (mean age 57.9 ±8.3 yr) with chronic
occlusion or severe stenosis in angiography of the internal carotid or the middle cerebral …

by SPEC!'may be significantly influ enced by the imagingsystem. A multi detector system
with high resolution is more likely to show a greaternumber of lesions than a single-headed …

To investigate the relationship between focal and diffuse traumatic brain injury (TBI) and
regional cerebral blood flow (rCBF), rCBF changes in the first 24 hours post-trauma were …

Single photon emission computed tomography (SPECT) examinations of regional cerebral
blood flow (rCBF) and regional cerebral blood volume (rCBV) were carried out in 23 patients …

Yves R. Tran Dinh, Olivier Ille, Jean—Pierre Guichard, Michel Haguenau and Jacques
Seylaz Deparrments ofFunctional Nervous Sysrem Imaging, Neurol'ogy and …

Cerebral infarction is the result of cerebrovascular insufficiency and itself creates complex
changes in cerebral hemodynamics. To allow recognition of patterns of change in regional …