An endovascular stent graft is nothing but a small metal scaffold inside your aorta. The stent-graft generally supports the weak areas of your aorta. An endovascular stent graft is a non-invasive surgical procedure used to treat abdominal aortic aneurysm.
Abnormal enlargement of the largest blood vessel of your body is generally referred as an abdominal aortic aneurysm. Abdominal aortic aneurysm is mainly due to the weakened vessels in your body that expand gradually. The bulging is seen due to the pressure of the blood flowing through the vessels in the weaker regions of the aorta.
The main blood vessel in your body is referred as aorta that supplies blood to the abdomen, pelvis and legs. When the aorta becomes weak, it becomes swollen or bulges out to form a small balloon-like structure. This is called an abdominal aortic aneurysm (AAA) when it appears the abdominal part of the aorta.
An aortic aneurysm is nothing but the abnormal enlargement of the aorta. Aorta is the largest blood vessel in your body that supplies blood to the different parts of your body. The bulging of this aorta generally leads to aneurysm. An aneurysm occurs when a segment of your vessels becomes weakened and expands abnormally.
An aneurysm is generally considered as an increase in the original size of your blood vessels. The vessels are enlarged more than 50 % of their original size. The larger the aneurysm, the greater is the risk of rupture that can lead to complications.