OBJECTIVE: Since signals for cocaine induce limbic brain activation in animals and cocaine
craving in humans, the objective of this study was to test whether limbic activation occurs …

A method has been developed to measure local glucose consumption in the various
structures of the brain in man with three-dimensional resolution. [18F]-2-deoxy-2-fluoro-D-glucose …

The effect of arterial Pco 2 in the control of cerebral hemodynamics over the full range of
responsiveness of the cerebral vasculature was studied in the rhesus monkey. Cerebral …

WE have recently studied 2 patients with symptoms of cerebral ischemia in whom a reversal
of blood flow through the left vertebral artery was demonstrated. In both cases the anatomic …

Cognitive activity resulted in increased flow of blood to the cerebral hemispheres. The increase
was greater to the left hemisphere for a verbal task and greater to the right hemisphere …

A system of computer programs is described which, for the first time, is able to use computerized
tomographic data to automatically locate, measure, and describe anatomical structures …

To evaluate our system for elastically deforming a three-dimensional atlas to match anatomical
brain images, six deformed versions of an atlas were generated. The deformed atlases …

METHODS Nine healthy adult m. ale voIunteers aged 21 to 25 years were studied. All
subjects were interviewed and given a detailed explanation of the procedures involved. On a …

Positron emission tomography (PET) studies have been performed using 18‐F‐fluorodeoxyglucose
in 29 adult subjects with primary brain tumors. Seventy‐two percent of the patients …

Stroke is a relatively frequent and severe complication of sickle cell disease. We performed
cerebral arteriograms in 30 patients with sickle cell disease to evaluate the cause of acute …