Status:
COMPLETED
Effects Rapid Atrial Pacing Has on the Electrocardiogram (ECG) in Patients With Dual Chamber Pacemakers
Lead Sponsor:
Vanderbilt University
Collaborating Sponsors:
National Institutes of Health (NIH)
Wake Forest University Health Sciences
Conditions:
Prolonged QT Interval
Eligibility:
All Genders
21+ years
Brief Summary
The purpose of this study is to learn what effect rapid atrial pacing (in patients with dual chamber pacemakers) will have on the electrocardiogram including the QT Interval. The investigators are als...
Detailed Description
This study requires a total of two study days as well as two follow up visits. During study day one, baseline blood will be drawn, a baseline electrocardiogram will be performed, and continuous QT Int...
Eligibility Criteria
Inclusion
- Must be at least 21 years old
- Must have a dual chamber pacemaker implanted more than three months ago
- Must be followed by the Vanderbilt University Medical Center's Arrhythmia Device Clinic
- The indication for the pacemaker must not be related to coronary artery disease (CAD) or congestive heart failure (CHF)
Exclusion
- Cannot be pacemaker dependent
- History of ventricular arrhythmias and/or implantable defibrillators (ICDs)
- History of paroxysmal, persistent, or permanent atrial fibrillation (AF)
- Congenital long QT syndrome
- History of coronary artery disease
- History of, or currently receiving, treatment for congestive heart failure
- Unable to tolerate dual-chamber pacing (DDD) at 90 bpm due to palpitations, chest pain, shortness of breath, lightheadedness, dizziness, or presyncope
- Pregnant women
- Any patient without specific documentation of an echocardiogram negative for CHF (systolic or diastolic dysfunction)within five years prior to study enrollment
- Any patient without specific documentation of an objective diagnostic test to rule out CAD within five years prior to study enrollment
Key Trial Info
Start Date :
April 1 2009
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
June 1 2012
Estimated Enrollment :
12 Patients enrolled
Trial Details
Trial ID
NCT00883610
Start Date
April 1 2009
End Date
June 1 2012
Last Update
December 11 2014
Active Locations (1)
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1
Vanderbilt University Medical Center
Nashville, Tennessee, United States, 37232-8802