Table 2 Patients with coronary anomalies

1. Anomalies of origination and course

66 (47.8%)

131 (64.5%)

<0.01

1.1 Absent left main trunk (split origination of LMA)

16 (11.6%)

73 (36.0%)

<0.01

1.2 Anomalous location of coronary ostium within aortic root or near proper aortic sinus of Valsalva

1 (0.7%)

0 (0%)

0.84

1.3 Anomalous location of coronary ostium outside normal coronary aortic sinuses

LCA arising from posterior facing sinus (ALCAPA)

2 (1.5%)

0 (0%)

0.32

RCA arising from anterior right facing sinus

3 (2.2%)

32 (15.8%)

<0.01

1.4 Anomalous origination of coronary ostium from opposite, facing “coronary” sinus (which may involve joint origination or adjacent double ostia)

1.4.1 RCA arising from left sinus with anomalous course

11 (8.0%)

13 (6.4%)

0.73

Between aorta and pulmonary artery

11 (8.0%)

n.a.

-

1.4.2 LAD arising from right anterior sinus. with anomalous course

4 (2.9%)

7 (3.5%)

0.78

Between aorta and pulmonary artery

2 (1.5%)

n.a.

-

Anterior to pulmonary outflow or precardiac

1 (0.7%)

n.a.

-

Postero anterior interventricular groove

1 (0.7%)

n.a.

-

1.4.3 Cx arising from right anterior sinus. with anomalous course

19 (13.8%)

5 (2.5%)

<0.01

Retroaortic

19 (13.8%)

n.a.

-

1.5 Single coronary artery

4 (2.9%)

0 (0%)

0.05

1.6 Bland-White-Garland Syndrome

2 (1.5%)

1 (0.5%)

0.74

2. Anomalies of intrinsic coronary arterial anatomy;

76 (55.1%)

54 (26.6%)

<0.01

Absent coronary artery

4 (2.9%)

n.a.

-

Coronary hypoplasia

11 (8.0%)

n.a.

-

Intramural coronary artery (myocardial bridge)

59 (42.8%)

43 (21.2%)

<0.01

Double RCA

2 (1.5%)

2 (1.0%)

0.70

Double LAD

0 (0%)

9 (4.4%)

0.03

3. Anomalies of coronary termination, Fistulas from RCA, LCA or infundibular artery to:

6 (4.3%)

18 (8.9%)

0.17

Superior vena cava

2 (1.5%)

0 (0%)

0.32

Pulmonary artery

1 (0.7%)

8 (3.9%)

0.14

Pulmonary vein

3 (2.17%)

0 (0%)

0.13

Right atrium

0 (0%)

2 (1.0%)

0.65

Right ventricle

0 (0%)

2 (1.0%)

0.65

Left atrium

0 (0%)

1 (0.5%)

0.41

Left ventricle

0 (0%)

5 (2.5%)

0.16