TCT-286 Novel Approach for Treatment of Aortic Stent Graft Endoleak: a Preclinical Feasibility Study of Catheter-Delivered Expandable Foam

Endoleak is defined as persistent flow of blood into the abdominal aortic aneurysm (AAA) sac after endograft placement and signifies a failure to completely exclude the aneurysm. It is present in 20-50% of patients treated with endograft implantation and is associated with continued risk for