MRI Gadolinium Contrast Agents Get Black Box Warning
The U.S. FDA indicated that it would start adding its strongest 'black box' warnings to gadolinium based contrast agents used in MRIs by May of next year. There are five different types of gadolinium based contrast agents, and the FDA has evidence enough to suggest a causal connection between the agents and a skin condition called nephrogenic systemic fibrosis (NSF) in patients with impaired...