Table 3 Cardiac Morphology.
From: Induction of left ventricular hypoplasia by occluding the foramen ovale in the fetal lamb
Values are mean (SD) | Control (n = 9) | Occluded foramen ovale (n = 6) | P |
|---|---|---|---|
Body weight, g | 5233 (65) | 4853 (48) | 0.25 |
Weight of both ventricles, g | 23.61 (5.7) | 21.13 (3.2) | 0.35 |
Ratio of ventricle to body weight | 4.5 (0.7) × 10−4 | 4.3 (0.4) × 10−4 | 0.70 |
Aortic valve cross-diameter, mm | 8.9 (1.6) | 4.8 (1.0) | <0.001 |
Atrio-ventricular valve area, cm2 | |||
Mitral valve (MV) | 1.17 (0.45) | 0.72 (0.31) | 0.06 |
Tricuspid valve (TV) | 0.85 (0.37) | 0.83 (0.40) | 0.16 |
MV/TV ratio | 1.44 (0.28) | 0.88 (0.09) | <0.001 |
Ventricular chamber volume, ml | |||
LV | 2.28 (1.53) | 0.92 (0.72) | 0.06 |
RV | 2.27 (1.45) | 2.33 (1.57) | 0.94 |
LV/RV ratio | 1.00 (0.14) | 0.39 (0.14) | 0.002 |
Ventricle weight, g | |||
LV + S | 12.97 (3.34) | 11.08 (2.25) | 0.25 |
RV | 6.61 (1.77) | 8.08 (1.43) | 0.11 |
LV + S/RV ratio | 1.98 (0.18) | 1.37 (0.12) | <0.001 |
Ventricle wall volume, cm3 | |||
LV + S | 13.98 (3.77) | 11.00 (0.85) | 0.08 |
RV | 6.44 (1.33) | 7.57 (0.91) | 0.09 |
LV + S/RV ratio | 2.16 (0.24) | 1.47 (0.16) | <0.001 |
