Key result
Early catheter ablation for VT storm is linked to ~47% fewer major events than medical therapy.
Why the study?
Ventricular tachycardia storm is associated with substantial morbidity and mortality, but data directly comparing early catheter ablation with initial medical therapy are limited.
Does early catheter ablation improve outcomes in patients presenting with their first ventricular tachycardia storm compared to initial medical therapy?
Population
129 patients presenting with their first VT storm
Comparison
Initial CA vs initial medical therapy
Design
Retrospective observational study
Follow-up
Median 702 days
Authors
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May support early ablation after first VT storm; hypothesis-generating and requires randomized confirmation.
Observational (n=129)
No
Does early catheter ablation improve outcomes in patients presenting with their first ventricular tachycardia storm compared to initial medical therapy?
Absolute Event Rate: 47% vs 89%
p-value: p=0.002
Early catheter ablation for first VT storm presentation is associated with significantly lower rates of VT recurrence, hospitalizations, and composite adverse events compared to initial medical therapy.
Huang et al. (2022) conducted an observational in Ventricular tachycardia (VT) storm (n=129). Early catheter ablation vs. Initial medical therapy was evaluated on Composite end point of death, heart transplant, VT storm recurrence, and VT-related hospitalization (p=0.002). Early catheter ablation for VT storm reduced the composite of death, transplant, VT storm recurrence, and VT-related hospitalization compared to medical therapy (47% vs 89%; P=0.002).
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