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Acute ST-Segment Elevation Induced by Intravenous Contrast Medium

Irivbogbe OA and Sayyed R

Acute ST elevation myocardial infarction following contrast medium use is rare. It falls under the spectrum of “cardiac anaphylaxis”. Exact pathophysiological mechanism is unclear, but it appears to involve coronary vasospasm mediated by the vasoactive substances released during anaphylaxis.