John I mentioned this very thing that I am in the process of testing for and that is Gadnolinium in your body, which is what is used to intense the pictures on a MRI. Some of the very items you are mentioning as results this dye, doe not all are mention that you describe, but who knows. I am doing the test , which is a 24 hour urine test and found that my hospital lab does the test and Lab Corp does not. I have some of the symptoms and I am doing the test to rule out regular symptoms for NATURAL ageing process.