Prenatal diagnosis of hypoplastic aortic arch and coarctation of aorta is still challenging and remains one of the most difficult cardiac defects to diagnose. The results reveal a significant improvement of prenatal diagnosis of hypoplastic arch and coarctation of aorta. The data also shows the significant overlapping of fetal aortic isthmus z score between the infants who need the arch procedure and those who do not.
Keywords: coarctation of aorta; prenatal diagnosis of hypoplastic aortic arch.
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