Podcast 629: Inferior STEMI

<p><strong>Contributor: Jared Scott, MD</strong></p> <p><strong>Educational Pearls:</strong></p> <ul> <li style="font-weight: 400;" aria-level="1"><span style= "font-weight: 400;">EKGs look at different angles, or vectors, of the heart’s electrical conduction as it travels through the heart. Knowing how to read these vectors is essential in diagnosing locations of cardiac pathologies</span></li> <li style="font-weight: 400;" aria-level="1"><span style= "font-weight: 400;"> </span><span style= "font-weight: 400;">Leads II, III, and aVF follow an inferior path, so ST elevation in those leads indicates inferior involvement</span></li> <li style="font-weight: 400;" aria-level="1"><span style= "font-weight: 400;">Major complications more common with inferior STEMIs can include: </span></li> <li style="list-style: none; display: inline"> <ul> <li style="font-weight: 400;" aria-level="2"><span style= "font-weight: 400;">hypotension which can be made worse by nitroglycerin</span></li> <li style="font-weight: 400;" aria-level="2"><span style= "font-weight: 400;">Severe bradycardia due to SA/AV node involvement</span></li> </ul> </li> <li style="font-weight: 400;" aria-level="1"><span style= "font-weight: 400;">Inferior STEMI, barring no hypotension or bradycardia, have better mortality than other types </span></li> </ul> <p><strong>References</strong></p> <p><span style="font-weight: 400;">Warner MJ, Tivakaran VS.</span> <a href="https://pubmed.ncbi.nlm.nih.gov/29262146/"><span style= "font-weight: 400;">Inferior Myocardial Infarction</span></a><span style="font-weight: 400;">. 2020 Aug 8. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2020 Jan–. PMID: 29262146.</span></p> <p><em><span style="font-weight: 400;">Summarized by Jackson Roos, MS4 | Edited by Erik Verzemnieks, MD</span></em></p> <p><span style="font-weight: 400;">The Emergency Medical Minute is excited to announce that we are now offering</span> <em><span style="font-weight: 400;">AMA PRA Category 1 credits™</span></em> <span style="fo