Cyrus McCandless

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Functional magnetic resonance imaging was used to evaluate the effects of oral d-amphetamine on brain activation elicited by auditory and simple motor tasks in ten normal right-handed subjects. We measured the percent signal change and number of voxels activated by a tone discrimination task and a right hand finger-tapping task after 20 mg of d-amphetamine(More)
Access to the central venous circulation is often necessary in patients who have elevated intracranial pressure. It has been suggested that a disadvantage of the internal jugular vein approach to the central circulation may be an elevated intracranial pressure. The purpose of this prospective study was to evaluate the effect of right internal jugular vein(More)
Essential tremor (ET) is a highly prevalent movement disorder. Patients with ET exhibit a complex progressive and disabling tremor, and medical management often fails. Deep brain stimulation (DBS) has been successfully applied to this disorder, however there has been no quantifiable way to measure tremor severity or treatment efficacy in this patient(More)
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