husband 63,230lbs. ultra sound and other tests-says abdominal aortic aneurysm,size 3,2009.2011 is the same,but 2009 right leg3.6 now 4.6-left 4.6 now 5.5 they say veins to bowels is at aneurysm in leg side, also cirrosis of liver, but they say his function is reading fine.they refuse to do any kind of surgery on anything say to high of risk.Can we do anything for any of these isues?

Summarized question: What causes aortic aneurysm?