| AVVR | Atrioventricular valvar regurgitation |
| CHD | Congenital heart disease |
| CoA | Coarctation of aorta |
| FSV | Functional single ventricle |
| IAA | Interrupted aortic arch |
| NEC | Necrotizing enterocolitis |
| NICU | Neonatal intensive care unit |
| NIRS | Near-infrared spectroscopy |
| PA | Pulmonary atresia |
| PS | Pulmonary stenosis |
| Qp/Qs | Ratio of pulmonary-to-systemic flow |
| ScO2 | Cerebral oxygenation |
| StO2 | Somatic oxygenation |
| TAPVR | Total anomalous pulmonary venous return |
| TGA | Transposition of the great arteries |
| VSD | Ventricular septal defect |
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