A saphenous vein bypass graft to the obtuse marginal branch of the circumflex artery is shown here. In the mid portion of the graft a long area of irregular narrowing is seen. This represents a restenosis from a previous intervention (stent placement) two months ago.
Courtesy of John D Carroll, MD. This type of movie will be part of The Multimedia Textbook of Coronary Arteriography and Interventions, Williams & Wilkins, Baltimore, Fall 1996.