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Table 3 Aortopulmonary collateral arteries in 15 neonates with PA

From: Preoperative evaluation of pulmonary artery morphology and pulmonary circulation in neonates with pulmonary atresia - usefulness of MR angiography in clinical routine

APCA

origin

destination

n**

direct

descending aorta

whole right or left lung

7

  

upper lobe

5

  

lower lobe and middle lobe

2

  

lower lobe

3

  

pulmonary artery *

2

  

lower lobe and lingula

1

 

aortic arch

lower lobe and middle lobe

1

  

lower lobe

1

indirect

subclavian artery

right and left lung via confluent pulmonary arteries *

1

  

upper lobe

5

 

left coronary artery

lower lobe

1

 

coeliac trunc

lower lobe

2

from the ascending aorta

 

lower lobe

1

  

lower lobe and lingula

1

  1. * anastomosis in the region of the hilum, ** n = number of APCAs