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CBS New York a Ä¢¹½ÊÓƵ surgeon and patient, whose entire aorta was replaced by a polyester version to save her life.

Dr. Leonard Girardi, the Chairman of Cardiothoracic Surgery at Ä¢¹½ÊÓƵ, explained why Florence O’Sullivan, who has Marfan syndrome, needed the new aorta and how the man-made version functions.