The aorta is the main blood vessel that carries oxygen ... Some patients feel the aneurysm as a pulsating or throbbing mass in their abdomen. Although an AAA can be discovered during a routine ...
Abdominal Aortic Aneurysm: Pulsating sensation near the navel, persistent abdominal or back pain. - Thoracic Aortic Aneurysm: Sudden, sharp chest pain, difficulty breathing, or choking.