Assessment of ventricular function in dilated cardiomyopathies

Area of Science:

• Cardiology
• Cardiovascular Physiology

Background:

• Systolic dysfunction in dilated cardiomyopathy causes heart failure with high mortality.
• Current therapies offer symptomatic relief but are inadequate for many patients.

Purpose of the Study:

• To review current methods for assessing left ventricular function.
• To highlight recent advances in noninvasive evaluation techniques.

Main Methods:

• Review of invasive pressure-volume relations as a gold standard.
• Discussion of newer noninvasive surrogates for assessing cardiac function.
• Focus on methods minimally influenced by vascular loading conditions.

Main Results:

• Invasive pressure-volume relations provide accurate, cardiac-specific assessments.
• Noninvasive methods offer practical alternatives for chronic disease management.
• Advances enable better evaluation of novel heart failure therapies.

Conclusions:

• Accurate left ventricular function assessment is vital for developing effective heart failure treatments.
• Noninvasive techniques are advancing, offering broader applicability in clinical settings.
• Improved assessment tools are key to reducing heart failure mortality.