| BAS | Balloon atrial septostomy |
| CVVH | Continuous veno-venous hemofiltration |
| ECMO | Extracorporeal membrane oxygenation |
| LA | Left atrium |
| LV | Left ventricle/ventricular |
| LVAD | Left-ventricular assist device |
| VA | Venoarterial |
| BAS | Balloon atrial septostomy |
| CVVH | Continuous veno-venous hemofiltration |
| ECMO | Extracorporeal membrane oxygenation |
| LA | Left atrium |
| LV | Left ventricle/ventricular |
| LVAD | Left-ventricular assist device |
| VA | Venoarterial |