case_images: PMC9108180_01
case_images: Twelve-lead electrocardiogram displaying premature ventricular contractions.
case_images: fcvm-09-889761-g0001.jpg
case_images: PMC9108180_01_fcvm-09-889761-g0001.jpg
case_images: F1
case_images: Before the ablation, a 12-lead electrocardiogram showed frequent PVCs (Figure 1). PVCs were demonstrated in the great cardiac vein, and then the catheter was positioned (Figure 2 and Supplementary Video 1).
case_images: X-ray confirming blood circulation in the great cardiac vein.
case_images: fcvm-09-889761-g0002.jpg
case_images: PMC9108180_01_fcvm-09-889761-g0002.jpg
case_images: F2
case_images: PVCs were demonstrated in the great cardiac vein, and then the catheter was positioned (Figure 2 and Supplementary Video 1). A venogram was immediately manipulated to confirm great cardiac vein flow and rule out cardiac tamponade (Figure 2).