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FIG 2. Construction of a patient-specific vascular CFD model. A, Original 3DRA image. B, Smoothed image. C, Segmented image. D, Initial vascular reconstruction. E, Vessel geometry after deformable model and interactive truncation of arterial branches. F, Finite element grid. G, Peak pressure distribution. H, Mean wall shear stress distribution. I, Definition of cut plane used to visualize velocity pattern. J–L, Intra-aneurysmal flow velocity on cut plane at different instants during the cardiac cycle.
