What is coarctation of the aorta and how do you treated?

Narrow artery/surger. By definition coarctation of the aorta is a abnormality of vascular embryology. At birth flow is adequate for the limited activity i the new born and early toddler years, but as children age, their growing bodies and activity out grows the narrowed aorta's ability to supply enough blood fast enough to keep up. Once identified the narrowing is corrected surgically with a bypass procedure.