Background The basal ganglia contain the highest levels of iron in the brain, and postmortem
studies indicate a disruption of iron metabolism in the basal ganglia of patients with …

Objective To quantify in vivo brain ferritin iron levels in patients with Huntington disease (HD)
and normal control subjects. Design and Subjects A magnetic resonance imaging method …

The purposes of this study were to extend the investigation of age-related increases in brain
iron to a younger age group, replicate previously published results, and further evaluate the …

Background and Purpose—The relationship between blood pressure (BP) and heart rate (HR)
and MRI assessments of subcortical T2 hyperintensities was evaluated in healthy elderly …

BACKGROUND AND PURPOSE: Cocaine and its metabolites can produce vasospasm, and
cocaine-dependent patients are at increased risk for stroke. Based on previous case reports…

Background: Cocaine and its metabolites can produce vasospasm. Cocaine-dependent (CD)
patients are at increased risk for stroke, and a high frequency of brain perfusion defects …

Angiography of the vessels of the head and neck is indispensable to neurological and
neurosurgical diagnosis. With proper equipment, the devel-opment of skills in vascular …

A carotid-cavernous fistula (CCF) is an abnormal communication be-tween the intracranial
portion of the internal carotid artery and the cavernous sinus. It results in the delivery of blood …

The association of intestinal malabsorption with lymphoma is both more frequent and more
mysterious than is generally realized. Cases of malabsorption with eventual emergence of …

The authors measured in vivo signal intensity on magnetic resonance (MR) images and
postmortem iron concentrations in the brains of three young and two old rhesus monkeys. T2-…