Can Chronotropic Incompetence Be Treated?

Adding an atrial lead in a patient in complete AV block and VVI pacing is the most satisfactory way to correct chronotropic incompetence in some patients. Rate-adaptive sensors include motion sensors, respiration sensors, QT interval, and right ventricular contractility.

Is chronotropic incompetence serious?

Chronotropic incompetence is common, an important cause of exercise intolerance, and an independent predictor of major adverse cardiovascular events and mortality. It is present in up to one third of patients with HF and contributes to their prominent exertional symptoms and reduced quality of life.

Is chronotropic incompetence heart failure?

Background: Chronotropic incompetence is common in heart failure with preserved ejection fraction (HFpEF) and is associated with impaired aerobic capacity.