Fig. 1From: Unique electrocardiographic pattern “w” wave in lead I of idiopathic ventricular arrhythmias arising from the distal great cardiac veinFlowchart displaying the ablation strategy. VAs, ventricular arrhythmias; GCV, great cardiac vein; CS, coronary sinus; LCC, left coronary cusp; AMC, aortomitral continuity; CAG, Coronary angiographyBack to article page