in all cases of the shunts this test revealed a distinct ejection of the body from the left to the right , whereas the oxygenonetry of the blood samples failed to indicate any increased oxygenation at a corresponding level , or else it proved questionable in 26 per cent of the interatrial septum defects , in 32 per cent of the interventrical septum defects and in 19 per cent of aorto-pulmonary communications .
C0018817
interatrial septum defects
C0018816
septum defects