Fig. 4

Volume-rendered image (a) and multiplanar reformat (b) of CCTA and FFR_CTA (c) of the left anterior descending artery (LAD). CCTA demonstrates stenosis (80% lumen reduction) of the proximal-portion of LAD (red arrow) and an FFR_CTA value of 0.71. ICA demonstrates a measured FFR value of 0.77