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Table 3 Accuracy of isomerism classification and intracardiac and extracardiac anomalies during fetal diagnosis

From: Comparing levocardia and dextrocardia in fetuses with heterotaxy syndrome: prenatal features, clinical significance and outcomes

Characteristics

Fetus with levocardia (n = 38)

Fetus with dextrocardia (n = 65)

Isomerism

Left

Right

8/19 (42.1%)

11/35 (31.4%)

7/14 (50%)

9/20 (45%)

Cardiovascular anomalies

 Interrupted IVC

7/7 (100%)

18/18 (100%)

 Abnormal SVC

9/9 (100%)

36/37 (97.3%)

 APVC

9/11 (81.8%)

35/38 (92.1%)

 AVSD

20/20 (100%)

40/40 (100%)

 Common atrium

15/15 (100%)

24/24 (100%)

 Univentricular physiology

25/25 (100%)

16/16 (100%)

 TGA

14/14 (100%)

4/4 (100%)

 DORV

4/4 (100%)

37/37 (100%)

 DOLV

0/0 (100%)

1/1 (100%)

 Truncus arteriosus

2/2 (100%)

0/0

 RV outlet obstruction

25/26 (96.2%)

41/41 (100%)

 LV outlet obstruction

1/1 (100%)

11/12 (91.7%)

 Aortic arch anomaly

6/6 (100%)

6/7 (85.7%)

Extracardiac anomalies

 Asplenia

5/18 (27.8%)

5/18 (27.8%)

 Polysplenia

3/12 (25%)

6/33 (18.1%)

 Esophageal atresia

1/3 (33.3%)

0/0

 Duodenal atresia

0/0

1/2 (50%)

 Hernia

0/1

2/2 (100%)

 Renal lesion

1/1 (100%)

1/1 (100%)

 Bone malformation

0/0

2/2 (100%)

 Intestinal malrotation,

0/33 (0%)

0/45 (0%)

 Biliary atresia

0/0

0/3 (0%)

 Brain malformation

0/0

0/9 (0%)

  1. APVC abnormal pulmonary venous connection, AVSD atrioventricular septal defect, DORV double outlet of right ventricle, DOLV double outlet of left ventricle, IVC inferior vena cava, SVC superior vena cava, TGA transposition of the great arteries