Status:
COMPLETED
T-wave Alternans and Intrathoracic Impedance Measurements
Lead Sponsor:
Columbia University
Collaborating Sponsors:
Medtronic
Conditions:
Congestive Heart Failure
Arrhythmias
Eligibility:
All Genders
18+ years
Brief Summary
T-wave alternans is a test that is currently being used to risk stratify patients with structural heart disease for sudden cardiac death. The mechanism of T-wave alternans is unclear, but may share a ...
Eligibility Criteria
Inclusion
- Class III or IV heart failure patients with a chronically implanted Medtronic biventricular defibrillator system capable of monitoring intrathoracic fluid volume.
Exclusion
- no active ischemia or pulmonary edema, atrial fibrillation, complete heart block
Key Trial Info
Start Date :
August 1 2008
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
April 1 2012
Estimated Enrollment :
9 Patients enrolled
Trial Details
Trial ID
NCT00669682
Start Date
August 1 2008
End Date
April 1 2012
Last Update
April 19 2013
Active Locations (1)
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1
Columbia University Medical Center
New York, New York, United States, 10032