[n8henrie]

Like when someone has an anaphylactic reaction to the contrast dye for their CT?

Contrast-induced nephropathy?

Gadolinium accumulation in the brain doesn't sound good for you...

Although I think this argument is usually talking about the risks of the resulting procedures (eg an injury or complication related to a biopsy done for a finding on imaging).

[srean]

I worry particularly about damage to the kidneys, something that you mention in your comments.

It takes a lot to clear the dye.