Expired Study
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Bethesda, Maryland 20892


Purpose:

The purpose of this study is to test the belief that specific areas of the brain are connected differently in blind patients than patients with sight. In addition, the study will examine the different anatomical connections between brain areas of patients who became blind early in life versus patients who became blind later.


Study summary:

The purpose of this protocol is to test the hypothesis that the anatomical connectivity of occipital and somatosensory areas in early blind subjects differs from that in subjects who became blind later in life and from that in sighted volunteers.


Criteria:

INCLUSION CRITERIA: Subjects with late blindness. Subjects with early blindness. Sighted volunteers. Age between 18 and 65 years. EXCLUSION CRITERIA: Subjects with personal or family history of seizures or other neurological or demyelinating disorders. Pregnant women tested after urine pregnancy test. Subjects with metal in the cranium except mouth. Subjects with intracardiac lines and implanted medication pumps. Subjects with increased intracranial pressure as evaluated by clinical means. Subjects with cardiac pacemakers. Intake or neuroleptics. Subjects with blindness secondary to degenerative CNS diseases.


NCT ID:

NCT00001926


Primary Contact:

N/A


Backup Contact:

N/A


Location Contact:

Bethesda, Maryland 20892
United States



There is no listed contact information for this specific location.

Site Status: N/A


Data Source: ClinicalTrials.gov

Date Processed: September 19, 2017

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