EP Fellows Curriculum: Electrophysiologically Correctable Cardiomyopathies-Electrophysiologically Correctable Cardiomyopathies

Video Transcription

Video Summary

The video transcript discusses two types of cardiomyopathies: tachymyopathy and dyssynchrony-mediated cardiomyopathy. Tachymyopathy is caused by rapid heart rates, such as atrial fibrillation, while dyssynchrony-mediated cardiomyopathy is caused by disruptions in the coordinated contraction of the left ventricle. The speaker emphasizes the importance of identifying and treating these cardiomyopathies early, as they are reversible conditions. Medical therapy alone is not very effective, so the speaker recommends ablation or cardiac resynchronization therapy (CRT) as treatment options. Other causes of cardiomyopathy mentioned include frequent premature ventricular contractions (PVCs) and pacing-induced cardiomyopathy. For patients with frequent PVCs, the speaker recommends checking ejection fraction (EF) and considering ablation if it is abnormal. For pacing-induced cardiomyopathy, upgrading to CRT is recommended before EF reaches critical levels. The speaker also mentions a potential treatment option called his bundle pacing for dyssynchrony-mediated cardiomyopathy, involving stimulating the bundle of His. However, more research is needed to fully understand its effectiveness. Overall, the speaker emphasizes the importance of timely intervention and selecting the most appropriate treatment option for each patient.

Keywords

cardiomyopathies

tachymyopathy

dyssynchrony-mediated cardiomyopathy

rapid heart rates

atrial fibrillation

ablation

cardiac resynchronization therapy

premature ventricular contractions

PVCs

ejection fraction

his bundle pacing