Key result
Cardiac contractility modulation improves exercise tolerance and quality of life in patients with heart failure and reduced ejection fractions.
Why the study?
Does cardiac contractility modulation improve outcomes in patients with advanced heart failure and reduced ejection fractions?
Population
Patients with advanced heart failure and reduced ejection fractions, primarily with normal QRS duration
Design
Review
Authors
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May warrant use in select narrow-QRS HFrEF; leaves open need for RCTs on hard outcomes.
Does cardiac contractility modulation improve outcomes in patients with advanced heart failure and reduced ejection fractions?
Cardiac contractility modulation is a promising device-based therapy that improves exercise tolerance and quality of life in heart failure patients with reduced ejection fraction and normal QRS duration.
Kahwash et al. (2013) conducted a review in advanced heart failure. Cardiac contractility modulation (CCM) was evaluated on exercise tolerance (VO2,peak) and quality of life. Cardiac contractility modulation improves exercise tolerance and quality of life in patients with heart failure and reduced ejection fractions.
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