Bifurcations are particularly prone to errors in visual estimation of diameter stenosis. Dedicated bifurcation QCA software confirmed only 26–27% of side branch lesions visually estimated to have >50% DS. Validation… Click to show full abstract
Bifurcations are particularly prone to errors in visual estimation of diameter stenosis. Dedicated bifurcation QCA software confirmed only 26–27% of side branch lesions visually estimated to have >50% DS. Validation against physiologic measures is necessary to determine whether bifurcation QCA software has value.
               
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