Status:
COMPLETED
Magnetic Resonance Imaging at Different Levels of Magnetic Intensity
Lead Sponsor:
National Heart, Lung, and Blood Institute (NHLBI)
Conditions:
Cardiovascular Disease
Healthy
Eligibility:
All Genders
18-80 years
Brief Summary
Magnetic resonance imaging (MRI) is a diagnostic tool that creates high quality images of the human body without the use of X-ray (radiation). MRI uses different levels of magnetic fields to create im...
Detailed Description
Technical evaluation of magnetic resonance imaging and spectroscopy will be performed on normal volunteers. These studies will be conducted in the MRI systems located at the NIH. These studies may inv...
Eligibility Criteria
- INCLUSION CRITERIA:
Any normal volunteer greater than or equal to 18 who is capable of giving informed consent.
EXCLUSION CRITERIA:
A subject will be excluded if he/she has a contraindication to MR scanning such as:
- Brain aneurysm clip
- Implanted neural stimulator
- Implanted cardiac pacemaker or defibrillator
- Cochlear or ear implant
- Ocular foreign body (e.g. metal shavings)
- Insulin pump
- Pregnant women (when uncertain, subject will undergo urine or blood testing).
- Claustrophobia
- Any condition in the Principal Investigator's judgement which present unnecessary risk
EXCLUSION CRITERIA FOR GADOLINIUM ENHANCED STUDIES:
- Lactating Women
- Renal or hepatic disease
Key Trial Info
Start Date :
November 5 1996
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
July 20 2011
Estimated Enrollment :
497 Patients enrolled
Trial Details
Trial ID
NCT00001619
Start Date
November 5 1996
End Date
July 20 2011
Last Update
July 2 2017
Active Locations (1)
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1
National Institutes of Health Clinical Center, 9000 Rockville Pike
Bethesda, Maryland, United States, 20892