Status:
COMPLETED
Measurement of the Eye's Blood Vessels Using the Dynamic Vessel Analyzer (DVA)
Lead Sponsor:
Penn State University
Conditions:
Healthy
Eligibility:
All Genders
21-65 years
Brief Summary
The purpose of this research study is examine the response of the blood vessels in the eye to a light flicker stimulus using the Dynamic Vessel Analyzer (DVA) on two separate days in healthy individua...
Detailed Description
Retinal blood vessels have been suggested to be an index of the cerebral and coronary microvasculature function. Since the retinal vessels are not under direct sympathetic control, this vascular bed i...
Eligibility Criteria
Inclusion
- Healthy Individuals
- Age: 21 to 65 years
- Non-smokers
- Non-obese
Exclusion
- History of cardiovascular, pulmonary, peripheral vascular disease, renal, prostate, and urinary retention disease; Hypertension; Narrow angle Glaucoma or Age Related Macular Degeneration.
- Pregnancy
- Inability to fixate using eye device
- Does not wish to participate
Key Trial Info
Start Date :
October 1 2008
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
December 1 2011
Estimated Enrollment :
87 Patients enrolled
Trial Details
Trial ID
NCT00783029
Start Date
October 1 2008
End Date
December 1 2011
Last Update
February 7 2012
Active Locations (1)
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1
Penn State Milton S. Hershey Medical Center
Hershey, Pennsylvania, United States, 17033