Eighty to 85% of the venous perfusion to the fetal liver is from the umbilical vein, the rest from the portal vein. Umbilical venous flow to the liver is essential for intrauterine growth, and is ...
Fetuses with transposition and abnormalities of the foramen ovale and/or ductus arteriosus detected by ultrasound may develop severe hypoxemia postnatally. Higher than normal oxygen content in the ...
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