FIGURE LEGENDS
FIGURE 1
Left posterior-caudal view showing a voltage map of the left atrium (CARTO 3, Biosense Webster). A) before and B) after ethanol infusion into the VOM
FIGURE 2
A) Angiography (right anterior oblique 30° view) of the great cardiac vein and vein of Marshall (arrow). B) Selective angiography of the VOM after proximal balloon occlusion (arrow)
FIGURE 3
Selective angiography of the VOM (arrow), overlaid by a voltage map of the left atrium in left posterior-caudal view, showing the corresponding low-voltage area after VOM-EI (CARTO 3, Biosense Webster)
FIGURE 4
Termination of peri-mitral flutter 42 seconds after ethanol infusion into the VOM. The Pentaray catheter is placed in the left atrial appendage; 20PA 1 to 20: Pentaray electrodes; II, V1 and V5: body surface ECG leads. Sensis/ Syngo Dynamics (Siemens Healthcare GmbH, Germany)
FIGURE 5
Correlation of the volume of ethanol injected and the low-voltage area in the VOM region
FIGURE 6
CK, CK-MB and hs-TnT in the evening of the procedure and on the morning following VOM-EI. CK, Creatine Kinase; CK-MB, Creatine Kinase Myocardial Band; hs-TnT, high-sensitive cardiac troponin-T
FIGURE 7
Selective angiography (right anterior oblique 30° view) in a patient with two veins in the VOM region (arrows)
FIGURE 8
Low-voltage area at the end of the index procedure (A) in comparison to the low-voltage area at the beginning of the five redo cases (B).