Gadolinium, a toxic element used in MRIs, can cause the disease nephrogenic systemic fibrosis in people with kidney problems. The FDA was slow to act, and the US Chamber of Commerce wants to limit victim's rights to sue.

Further videos:

Periodic Videos : Gadolinium

LawsuitGuru:  Caution on Gadolinium-Containing Contrast Agents (Aug. 2006)

YouHaveALayer:  FDA MRI Contrast Gadolinium Warnings