In my case, I asked about it, but was told not to bother. I almost certainly have calcification, and they are treating me that way. This was 4 years ago. Since then, I have had 4 stents put in. You need to look at the risk factors. In my case, I am high risk for heart disease: Cholesterol (280 total, 19 HDL; high triglycerides; max doses of Lipitor, Zetia and Tricore); Diabetes; Family history (it is all genetic). I expected the heart problems, and they happened.