略語大辞典 [Med] 35 TGA† transposition of the great arteries 大動脈転位. 大血管転位症.transposition of the great arteries; "transposition" refers to a reversal of the normal anteroposterior relationship of the great vessels at their origin from the ventricles so that the aorta is located anterior to the pulmonary artery; 丸善「略語大辞典」JLogosID : 11851886