can aneurysm shrink
The blood flows through the stent graft, avoiding the aneurysm. Blood flow to the aneurysm is cut off, typically causing the aneurysm to shrink over time. This technique avoids using a large incision in the abdomen and cutting away the damaged section of the aorta.The success rate of stent grafts to treat abdominal aortic aneurysms has risen to 90 percent.riteria for surgical repair. Repair of an aortic aneurysm is recommended when the risk of rupture or dissection outweighs the risk of surgery. Risk of death resulting from surgical repair can be as low as less than 1 percent for an otherwise healthy person, depending on the location of the aneurysm.