Status:
WITHDRAWN
Regulation of Optic Nerve Head Blood Flow During Combined Changes in Intraocular Pressure and Arterial Blood Pressure
Lead Sponsor:
Medical University of Vienna
Conditions:
Healthy
Eligibility:
MALE
19-35 years
Phase:
NA
Brief Summary
Autoregulation is the ability of a vascular bed to maintain blood flow despite changes in perfusion pressure. The existence of an effective autoregulation in the optic nerve head (ONH) circulation has...
Eligibility Criteria
Inclusion
- Men aged between 19 and 35 years, nonsmokers
- Body mass index between 15th and 85th percentile
- Normal findings in the medical history and physical examination unless the investigator considers an abnormality to be clinically irrelevant
- Normal ophthalmic findings, ametropia \< 1 Dpt
Exclusion
- Regular use of medication, abuse of alcoholic beverages, participation in a clinical trial in the 3 weeks preceding the study
- Treatment in the previous 3 weeks with any drug
- Symptoms of a clinically relevant illness in the 3 weeks before the first study day
- Blood donation during the previous 3 weeks
- Presence of intraocular pathology: ocular hypertension, glaucoma, retinal vasculopathy or other retinal diseases
Key Trial Info
Start Date :
July 1 2009
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
December 1 2010
Estimated Enrollment :
Patients enrolled
Trial Details
Trial ID
NCT00914992
Start Date
July 1 2009
End Date
December 1 2010
Last Update
December 8 2014
Active Locations (1)
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1
Department of Clinical Pharmacology, Medical University of Vienna
Vienna, Austria, 1090