Fig. 4From: High-resolution compressed sensing time-of-flight MR angiography outperforms CT angiography for evaluating patients with Moyamoya disease after surgical revascularizationMIP images of a 13-year-old female patient 7 months after surgical revascularization. Collateral formation from neovascularization into the brain pial surface is ranked as Grade-3 on CS TOF-MRA (A), while which is ranked as Grade-2 on CTA (B)Back to article page