Author: Don Stader, MD Educational Pearls:   Recent meta-analysis has demonstrated that there is no significant risk for kidney injury from CT contrast Most kidney injury  seen after contrast CTs were due to other underlying illnesses (sepsis, hypovolemia, etc.) Older contrast agents likely did have nephrotoxic effects but this appears to be a thing of the past   References: Aycock RD, Westafer LM, Boxen JL, Majlesi N, Schoenfeld EM, Bannuru RR. Acute Kidney Injury After Computed Tomography: A Meta-analysis. Ann Emerg Med. 2018 Jan;71(1):44-53.e4. doi: 10.1016/j.annemergmed.2017.06.041. Epub 2017 Aug 12. Review. PubMed PMID: 28811122. Summarized by Travis Barlock, MS4 | Edited by Erik Verzemnieks, MD