Levo-transposition of the great arteries classification


 * Associate Editor(s)-In-Chief: Priyamvada Singh, M.B.B.S. [mailto:psingh@perfuse.org]; ; Keri Shafer, M.D. [mailto:kshafer@bidmc.harvard.edu]; Assistant Editor(s)-In-Chief: Kristin Feeney, B.S. [mailto:kfeeney@perfuse.org]

Overview
Levo-transposition of the great arteries can be classified into simple and complex based on the other types of defect associated with them.

Classification

 * Simple l-TGA
 * No other associated cardiac defects are present.
 * Complex l-TGA
 * l-TGA is often accompanied by other heart defects, the most common type being intracardiac shunt such as atrial septal defect including patent foramen ovale, ventricular septal defect, and patent ductus arteriosus. Stenosis of heart valves or blood vessels may also be present.