Keywords: CIAA; Common Iliac Artery Aneurysm; AAA; Abdominal Aortic Aneurysm; CT; Computed Tomography; WSS; Wall Shear Stress; SC; Supraceliac; GCI; Grid Convergence Index; TAWSS; Time-Averaged Wall Shear Stress; OSI; Oscillatory Shear Index; Computational fluid dy