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Abstract #0517

Aneurysm Wall Permeability as a Measure of Rupture Risk and Bleb Formation

Charles G Cantrell 1 , Parmede Vakil 1 , Sameer A Ansari 2 , and Timothy J Carroll 1

1 Biomedical Engineering, Northwestern University, Chicago, Illinois, United States, 2 Radiology, Northwestern University, Chicago, IL, United States

We imaged 23 patients with DCE-MRI and calculated wall permeability parameters using a Tofts model and a point source diffusion model. Both provided statistically significant information about rupture risk. The diffusion model provides more information about wall thickness.

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