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Figure 6 Imaging of coronary artery stents. (A) A stent with a diameter of 3.5 mm in a distal left main coronary artery, immediately proximal to the bifurcation, is assessable by coronary computed tomography angiography and shows absence of in-stent restenosis (arrow). (B) A stent with a diameter of 3.5 mm in a right coronary artery shows artifacts within the stent lumen and cannot be assessed by computed tomography.
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