Figure 22

Patent Ductus Arteriosus with Resultant Left-to-Right Shunting. Some of the blood from the aorta crosses the ductus arteriosus and flows into the pulmonary artery (arrows).

Brickner, M.E., Hillis, L.D., and Lange, R.A., Medical Progress: Congenital Heart Disease in Adults (first of two parts), The New England Journal of Medicine, p 256-263

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