Fig. 2From: Prompt and consistent improvement of coronary flow velocity reserve following successful recanalization of the coronary chronic total occlusion in patients with viable myocardiumInverse correlation between LVEF measured by gated SPECT MPI (x-axis) and change (delta) in CFVR of the collateral donor artery 24 h post-PCI compared to pre-PCI values (y-axis)Back to article page