Not All "Idiopathic" PVCs Are Benign: Concealed Long QT Syndrome Unmasked by RVOT PVC Ablation
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A young woman undergoing ablation for presumed idiopathic RVOT PVC developed torsades de pointes and was diagnosed with concealed LQT1. Subtle rate-dependent repolarization abnormalities on pre-ablation ECG may signal LQT1; careful ECG scrutiny is essential be... ...
