double-barreled aorta

double-barreled aorta

An aorta with a second vascular lumen formed in the media of the aortic wall, which connects the proximal and distal intimal tears in an aorta with a dissecting aneurysm. Cf Double aorta.

McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.