Mercedes-Benz Lesion

(redirected from Mercedes-Benz Sign Lesion)
A term referring to the angiographic appearance of the more common (Duke class D) bifurcation lesions of the coronary arteries, which involve both a parent vessel and contiguous branches, and are thus also known as trifurcation lesions—e.g., that involving the left anterior descending artery and the origin of a diagonal