Study of the Loss of AV Synchrony at Maximum Exercise

Vanderbilt University Medical Center9 enrolled

Overview

Investigators will identify a group of patients with complete heart block and a dual chamber pacemaker who will be expected to be able to exercise on a treadmill. Investigators will utilize symptom logs, cuff and continuous blood pressure monitoring. It is planned to study the symptomatic impact of loss of AV synchrony at significant levels of exercise.

Study Type

OBSERVATIONAL

Enrollment

Conditions

Exercise Pacemaker Blood Pressure

Interventions

Stress TestOTHER

Participants will reach maximum exercise on a treadmill and results will be collected and recorded.

Eligibility

Sex: ALLMin age: 18 YearsMax age: 60 Years

Medical Language ↔ Plain English

Inclusion Criteria: * Complete AV Block * Age less than 60 * Easily programmable dual chamber pacemaker Exclusion Criteria: * Age \> 60 * Significant Heart Failure * Significant angina * History of claudication * Significant orthopedic issues * Evidence of sinus node dysfunction * Taking beta blockers or non-dihydropyridine calcium channel blockers

Locations (1)

Vanderbilt University Medical Center

Nashville, Tennessee, United States

Outcomes

Primary Outcomes

The number of participants with Loss of AV synchrony at maximum exercise

Time frame: Baseline to end of stress test approximately 60 minutes.

Data from ClinicalTrials.gov

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