Why the study?
Does intracardiac echocardiography guidance during percutaneous transluminal septal myocardial ablation reduce gradient in symptomatic HOCM patients?
Population
9 symptomatic hypertrophic obstructive cardiomyopathy (HOCM) patients with drug-refractory symptoms
Design
Case_series
Key result
Intracardiac echocardiography-guided percutaneous transluminal septal myocardial ablation safely reduced the gradient from 78.9 mmHg to 7.8 mmHg (p<0.0001) in symptomatic HOCM patients.
Authors
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May support ICE-guided PTSMA in select HOCM cases; leaves open prospective RCTs for confirmation and practice change.
Observational (n=9)
Does intracardiac echocardiography guidance during percutaneous transluminal septal myocardial ablation reduce gradient in symptomatic HOCM patients?
Absolute Event Rate: 7.8% vs 78.9%
p-value: p=<0.0001
Intracardiac echocardiography guidance during percutaneous transluminal septal myocardial ablation in HOCM patients is safe and effectively reduces the left ventricular outflow tract gradient.
Pedone et al. (2005) conducted an observational in hypertrophic obstructive cardiomyopathy (HOCM) (n=9). Intracardiac echocardiography (ICE) guided percutaneous transluminal septal myocardial ablation (PTSMA) was evaluated on Gradient reduction (p=<0.0001). Intracardiac echocardiography-guided percutaneous transluminal septal myocardial ablation safely reduced the gradient from 78.9 mmHg to 7.8 mmHg (p<0.0001) in symptomatic HOCM patients.