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Schematic of the (flared) fenestrated stent-graft (FSG). The main stent-graft refers to the section of the FSG above the bifurcation, hosting the fenestrations. Flared renal stents are depicted with a yellow arrow, while the FSG is shown in red and extended renal arterial sections in blue. Definitions of DA and protrusion length are given in the lower right corner.
