I have spent a lot of time summarizing the evidence and trying to dispel myths when it comes to contrast and kidney injury. (Bottom line: we have massive amounts of evidence, and in controlled studies with modern contrast agents, we cannot find even the smallest hint of harm from contrast.) However, there is another persistent … Continue reading Stop using steroids to pretreat contrast allergy! (CAR/CSACI Practice Guidance for Contrast Media Hypersensitivity)