Abdominal Aortic Aneurysm

Aneurysms often have no symptoms

http://www.nlm.nih.gov/medlineplus/ency/article/000162.htm

As many as 2 to 3 patients with ruptured AAA die before arriving at the hospital

http://www.emedicine.com/radio/topic2.htm

13th leading cause of death in the US

http://www.surgery.usc.edu/vascular/abdominalaorticaneurysm.html

10th leading cause of death for men over 55

http://www.surgery.usc.edu/vascular/abdominalaorticaneurysm.html