Feeling throbbing in the abdomen and intense pain that cannot be explained to the stomach or back? Beware, this could be a symptom of you having an abdominal aortic aneurysm or enlargement of the aortic blood vessels in the stomach. Abdominal aortic aneurysm (AAA) is an enlargement of the abdominal aortic blood vessels, which are large blood vessels that function to carry oxygenated blood from the heart into the chest and abdomen. If abdominal aortic enlargement is not detected early, the blood vessels will dilate and risk rupture, resulting in internal bleeding and serious complications such as hypovolemic shock which can be fatal if not treated immediately. Enlargement of the abdominal aortic vessels can also be caused by certain diseases, such as tumors, pancreatic pseudocysts, and heart failure. This condition can happen to anyone, but more often experienced by men aged 65-75 years. This relates to unhealthy lifestyles, such as smoking. To diagnose this condition requires a med