Introduction
Materials and methods
Specimens
Image acquisition
Definition of the radial vector
Helix and sheet angles
Helix angle gradient and asymmetry
Results
The collection of specimens
C H D | CHD cate-gory | Years in formalin | Age | T1 | T2 | Sex | VSD | PVA or PVS | Surgery |
---|---|---|---|---|---|---|---|---|---|
1 | D-TGA | 29 | 18 | 180 ± 53 | 30 ± 6 | F | Y | VSD and atrial switch | |
2 | D-TGA | 40 | 12 | 141 ± 37 | 34 ± 6 | F | – | Atrial switch | |
9 | D-TGA | 37 | 15 | 172 ± 57 | 32 ± 7 | F | Y | PVS | VSD and Atrial switch |
10 | D-TGA | 41 | 14 | 117 ± 41 | 26 ± 8 | M | Y | unoperated | |
11 | D-TGA | 43 | 1 | 165 ± 37 | 33 ± 4 | M | – | Atrial switch | |
12 | D-TGA | 42 | 10 | 139 ± 32 | 27 ± 4 | M | Y | PVS | Rastelli |
18 | D-TGA bi. Sys RV | 47 | 6 | 132 ± 103 | 30 ± 10 | M | Y | PVA | – |
15 | D-TGA bi. Sys RV | 45 | 3 | 180 ± 48 | 34 ± 8 | F | – | – | |
21 | D-TGA | 30 | 3 | 122 ± 36 | 42 ± 11 | F | – | Atrial switch | |
22 | D-TGA | 37 | 5 | 161 ± 8 | 35 ± 8 | M | Y | Arterial Switch | |
14 | L-TGA | 42 | 21 | 119 ± 14 | 33 ± 4 | – | Y | – | |
3 | TOF | 30 | 34 | 156 ± 21 | 27 ± 7 | M | Y | PVS | Repair |
4 | TOF | 44 | 17 | 152 ± 40 | 29 ± 6 | M | Y | PVS | – |
5 | TOF | 37 | 1 | 201 ± 21 | 38 ± 0 | M | Y | PVS | Systemic-pulmonary shunt |
6 | TOF | 56 | – | 122 ± 5 | 22 ± 1 | M | Y | PVS | Repair |
7 | TOF | 57 | 17 | 141 ± 44 | 24 ± 3 | M | Y | PVS | Repair |
8 | TOF | 41 | 4 | 207 ± 47 | 35 ± 5 | M | Y | PVS | Repair |
19 | TOF | 50 | – | 69 ± 67 | 23 ± 4 | – | Y | PVS | – |
20 | TOF | 35 | 15 | 97 ± 43 | 32 ± 5 | M | Y | PVS | Repair |
23 | TOF | 32 | 3 | 153 ± 6 | 35 ± 7 | M | Y | PVS | Repair |
24 | TOF | 54 | 4 | 103 ± 53 | 26 ± 10 | M | Y | PVS | Repair |
13 | Uni. Sys RV | 42 | 1 | 178 ± 67 | 31 ± 5 | M | – | PVA | Systemic-pulmonary shunt |
17 | Uni. Sys RV | 31 | 46 | 183 ± 37 | 38 ± 6 | F | – | PVA | – |
16 | SIT | 41 | 1 | 109 ± 118 | 40 ± 8 | F | – | – | |
Max | 57 | 46 | 207 | 42 | |||||
Min | 29 | 1 | 69 | 22 |
Effect of a ventricular septal defect in D-TGA
Tetralogy of Fallot and Dextro-transposition of the great arteries
Systemic right ventricle
HA gradient in systemic RV | Anterior | Septum | Posterior | Lateral | RV |
---|---|---|---|---|---|
Biventricular (LV analysis) | −0.59 | −1.05 | − 1.28 | −1.39 | − 0.98 |
Univentricular (RV analysis) | − 0.61 | −0.43 | − 0.37 | −0.75 |
HA asymmetry in systemic RV | Anterior | Septum | Posterior | Lateral | RV |
---|---|---|---|---|---|
Biventricular (LV analysis) | 34.9 [16.0:42.3] | 65.3 [60.2:74.0] | 56.3 [52.4:61.6] | 47.0 [43.9:49.9] | 64.7 [60.9:70.2] |
Univentricular (RV analysis) | 74.1 [67.2:87.0] | 75.1 [64.1:98.4] | 68.8 [58.3:85.1] | 50.8 [49:52.7] |
E2A in systemic RV | Anterior | Septum | Posterior | Lateral | RV |
---|---|---|---|---|---|
Biventricular (LV analysis) | 9 ± 14 | −7 ± 26 | 7 ± 30 | 18 ± 10 | 6 ± 22 |
Univentricular (RV analysis) | 13 ± 40 | 5 ± 35 | −6 ± 25 | 5 ± 28 |
Situs inversus totalis
Situs inversus totalis | Anterior | Septum | Posterior | Lateral |
---|---|---|---|---|
HA gradient | 0.51 | 0.80 | 0.72 | 0.97 |
HA asymmetry | 74.4 [97.1:66.7] | 50.4 [53.7:45.9] | 53.1 [55.4:50.6] | 64.4 [81.3:58.5] |
mean E2A | −2 ± 34 | 5 ± 44 | 6 ± 39 | −3 ± 29 |
Levo-transposition of the great arteries
L-TGA | Anterior | Septum | Posterior | Lateral | RV |
---|---|---|---|---|---|
HA gradient | −0.97 | −0.98 | −0.96 | −0.99 | −1.23 |
HA asymmetry | 87.1 [72.1:100] | 88.0 [72.2:100] | 51.9 [51.3:52.5] | 62.2 [59.9:64.9] | 53.0 [49.1:57.7] |
mean E2A | 9 ± 32 | −25 ± 36 | −34 ± 18 | 5 ± 36 | 5 ± 26 |