The ligamentum arteriosum crosses from the right-sided aorta to the left-sided pulmonary
artery at the level of the left vagus nerve. Stricture was caused by
the ligamentum arteriosum and in addition an
atretic left aortic arch.
Copyright © 2002-2005 The University of
Pennsylvania School of Veterinary Medicine
Faculty Sponsor: Dr. James W. Buchanan
Students: Mike Pierdon (2002), Laurel Frydenborg (2003), Jay Hreiz (2005)