Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
SVG occlusion is often asymptomatic. The sensitivity of new or recurrent chest pain in the detection of SVG occlusion is 60% and the specificity is 20% [1]. The presence or absence of symptoms will depend upon the disease present in native vessels and the viability of the myocardium downstream to the occlusion.