{"id":6921,"date":"2025-05-22T12:11:56","date_gmt":"2025-05-22T09:11:56","guid":{"rendered":"https:\/\/jordan-cardiac.org\/?p=6921"},"modified":"2025-05-22T12:11:56","modified_gmt":"2025-05-22T09:11:56","slug":"the-american-college-of-radiology-has-issued-new-guidelines-to-help-doctors-prevent-and-manage-allergic-reactions-to-iodinated-contrast-media-icm-used-in-ct-scans-and-other-imaging-tests","status":"publish","type":"post","link":"https:\/\/jordan-cardiac.org\/en\/the-american-college-of-radiology-has-issued-new-guidelines-to-help-doctors-prevent-and-manage-allergic-reactions-to-iodinated-contrast-media-icm-used-in-ct-scans-and-other-imaging-tests\/","title":{"rendered":"The American College of Radiology has issued new guidelines to help doctors prevent and manage allergic reactions to iodinated contrast media (ICM) used in CT scans and other imaging tests.\u00a0"},"content":{"rendered":"<div>The American College of Radiology has issued new guidelines to help doctors prevent and manage allergic reactions to iodinated contrast media (ICM) used in CT scans and other imaging tests.<\/div>\n<div><\/div>\n<div>The Journal of Radiology, May 2025.<\/div>\n<div><\/div>\n<div>Key points made simple:<\/div>\n<div><span> \u2022 Mild allergy in the past?<\/span><\/div>\n<div>No need for premedication. If possible, use a different contrast agent than the one that caused the reaction.<\/div>\n<div><span> \u2022 Severe allergy before?<\/span><\/div>\n<div>Try to avoid ICM. If it\u2019s absolutely needed:<\/div>\n<div>\u2192 Use premedication<\/div>\n<div>\u2192 Do the scan in a hospital with emergency support<\/div>\n<div><span> \u2022 Reactions like nausea, vomiting, or feeling warm?<\/span><\/div>\n<div>These are not true allergies. No premedication is needed.<\/div>\n<div><span> \u2022 Shellfish or iodine allergy?<\/span><\/div>\n<div>These do not increase risk of contrast allergy. No need for special action.<\/div>\n<div><span> \u2022 Important:<\/span><\/div>\n<div>Always write clear notes in the medical record:<\/div>\n<div><span> \u2022 What were the symptoms?<\/span><\/div>\n<div><span> \u2022 How long after the injection did they start? Why timing matters?:<\/span><\/div>\n<div><span> \u2022 Within 1 hour (Immediate reaction):<\/span><\/div>\n<div>\u2192 Likely a true allergy (e.g., rash, wheezing, anaphylaxis)<\/div>\n<div>\u2192 May need premedication or contrast change in future<\/div>\n<div><span> \u2022 After 1\u201324+ hours (Delayed reaction):<\/span><\/div>\n<div>\u2192 Usually mild skin rash or joint pain<\/div>\n<div>\u2192 Often does not require premedication<\/div>\n<div><span> \u2022 Within seconds (Very rapid):<\/span><\/div>\n<div>\u2192 Likely non-allergic (e.g., anxiety, vagal response)<\/div>\n<div>\u2192 No need for special precautions<\/div>\n<div><span> \u2022 What contrast was used?<\/span><\/div>\n<div><\/div>\n<div><a href=\"https:\/\/pubs.rsna.org\/doi\/10.1148\/radiol.240100\">https:\/\/pubs.rsna.org\/doi\/10.1148\/radiol.240100<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>The American College of Radiology has issued new guidelines to help doctors prevent and manage allergic reactions to iodinated contrast media (ICM) used in CT scans and other imaging tests. The Journal of Radiology, May 2025. Key points made simple: \u2022 Mild allergy in the past? No need for premedication. If possible, use a different [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6921","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/posts\/6921","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/comments?post=6921"}],"version-history":[{"count":1,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/posts\/6921\/revisions"}],"predecessor-version":[{"id":6922,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/posts\/6921\/revisions\/6922"}],"wp:attachment":[{"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/media?parent=6921"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/categories?post=6921"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jordan-cardiac.org\/en\/wp-json\/wp\/v2\/tags?post=6921"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}