CONGENITAL HEART DISEASE. 



Continuation of aortic 

 arch. 



Enlarged aorta arising 

 from right ventricle only. 



Dilated right auricle. 

 Right auricular appendix. 



Enlarged and hyper- 

 trophied right ventricle. 



Ductus arteriosus. 

 Left pulmonary artery. 



Left pulmonary veins. 

 Atrophied left auricle. 



Remnant of pulmonary 

 - artery. 



Small hypertrophied left 

 ventricle communicating 

 with the right by a septal 

 defect. 



FIG. 30. Atresia of trunk of pulmonary artery. Aorta arising 

 from the right ventricle. Death at four years of age. 



Innominate artery. 



Right pulmonary artery. 

 Superior vena cava. 



Remnant of ascending 

 aorta. 



Right auricle. 



Left common carotid 

 artery. 



-- Left subclavian artery. 



Ductus arteriosus. 

 Left pulmonary veins. 



Left pulmonary artery. 

 Left auricular appendix. 

 Pulmonary artery. 



Right ventricle. 



FIG. 31. Atresia of aorta. The foramen ovale was patent, but 

 the ventricular septum complete. The left chambers of the heart 

 were atrophied. 



[To f ace page 260. 



