Prostaglandin E1 is responsible for keeping the ductus open and thus in certain cyanotic congenital heart defects where the only mixing of arterial and venous blood is through a PDA, prostaglandin ...
[13] In this schema of the heart, it can be seen that ... hence limiting the use of relative ventricular output as a measure of PDA significance. This shows the measurement of the color Doppler ...
This article presents common misconceptions about the physiologic significance of early ductal shunting and reviews the evidence regarding the preferential use of echocardiography rather than ...