Review Article| Volume 15, ISSUE 1, P39-47, March 2023

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Intramyocardial Mapping of Ventricular Arrhythmias via Septal Venous Perforators

Defining the Superior Intraseptal Space
Published:January 06, 2023DOI:


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        • McAlpine W.A.
        Heart and coronary arteries: an anatomical atlas for clinical diagnosis, radiological investigation, and surgical treatment.
        Springer-Verlag, New York1977
        • Nagashima K.
        • Choi E.-K.
        • Lin K.Y.
        • et al.
        Ventricular arrhythmias near the distal great cardiac vein: challenging arrhythmia for ablation.
        Circ Arrhythm Electrophysiol. 2014; 7: 906-912
        • Enriquez A.
        • Malavassi F.
        • Saenz L.C.
        • et al.
        How to map and ablate left ventricular summit arrhythmias.
        Heart Rhythm. 2017; 14: 141-148
        • de Paola A.A.
        • Melo W.D.
        • Távora M.Z.
        • et al.
        Angiographic and electrophysiological substrates for ventricular tachycardia mapping through the coronary veins.
        Heart. 1998; 79: 59-63
        • Yamada T.
        • Okada T.
        • Murakami Y.
        • et al.
        Premature ventricular contractions arising from the intramural ventricular septum.
        Pacing Clin Electrophysiol. 2009; 32: e1-e3
        • Yokokawa M.
        • Good E.
        • Chugh A.
        • et al.
        Intramural idiopathic ventricular arrhythmias originating in the intraventricular septum.
        Circ Arrhythm Electrophysiol. 2012; 5: 258-263
        • Chen H.
        • Shehata M.
        • Swerdlow C.
        • et al.
        Intramural outflow tract ventricular tachycardia.
        Circ Arrhythm Electrophysiol. 2014; 7: 978-981
        • Yamada T.
        • Doppalapudi H.
        • Maddox W.R.
        • et al.
        Prevalence and electrocardiographic and electrophysiological characteristics of idiopathic ventricular arrhythmias originating from intramural foci in the left ventricular outflow tract.
        Circ Arrhythm Electrophysiol. 2016; 9: e004079
        • Komatsu Y.
        • Nogami A.
        • Shinoda Y.
        • et al.
        Idiopathic ventricular arrhythmias originating from the vicinity of the communicating vein of cardiac venous systems at the left ventricular summit.
        Circ Arrhythm Electrophysiol. 2018; 11: e005386
        • Ghannam M.
        • Liang J.
        • Sharaf-Dabbagh G.
        • et al.
        Mapping and ablation of intramural ventricular arrhythmias: a stepwise approach focused on the site of origin.
        JACC Clin Electrophysiol. 2020; 6: 1339-1348
        • Tavares L.
        • Lador A.
        • Fuentes S.
        • et al.
        Intramural venous ethanol infusion for refractory ventricular arrhythmias: outcomes of a multicenter experience.
        JACC Clin Electrophysiol. 2020; 6: 1420-1431
        • Liao H.
        • Wei W.
        • Tanager K.S.
        • et al.
        Left ventricular summit arrhythmias with an abrupt V3 transition: anatomy of the aortic interleaflet triangle vantage point.
        Heart Rhythm. 2021; 18: 10-19
        • Guandalini G.S.
        • Santangeli P.
        • Schaller R.
        • et al.
        Intramyocardial mapping of ventricular premature depolarizations via septal venous perforators: differentiating the superior intraseptal region from left ventricular summit origins.
        Heart Rhythm. 2022; 19: 1475-1483