Abdominal aortic aneurysm (AAA) is a localized enlargement of the abdominal aorta. such that the diameter exceeds 3 cm. The natural history of AAA is progressive growth leading to rupture. an event that carries up to 90% risk of mortality. https://www.bekindtopets.com/special-pick-Grandpa-s-Best-Prairie-Hay-quick-pick/