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Figure 2 Correlation of quantitative coronary angiography (QCA) and 64-slice computed tomography (CT) angiography: Visualization and quantification of a high-grade stenosis in the left circumflex artery. (Diameter in the reference section 3.1 mm on QCA, 3.0 mm on 64-slice CT; minimal diameter within the stenotic section 0.6 mm on QCA, 0.5 mm on 64-slice CT). (A) Invasive coronary angiogram of the left coronary artery (right anterior oblique projection). (B) Multiplanar reformatted projection of the left circumflex artery by 64-slice CT.
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