Posterior Myocardial infarction

Posterior Myocardial infarctionCreated OnApril 19, 2020Last Updated OnApril 19, 2020byadmin You are here: Main ECG Posterior Myocardial infarction < All Topics Table of Contents A differentials of tall R-wave in V1 A differentials of  ST-depression in anteroseptal leads Anteroseptal ischemia Posterior STEMI Mirror image of septal STEMI in leads V1-V3 Look for tall R waves, ST-depression, and upright T waves in V1-V3 on conventional 12 lead ECGs Even 0.5 mm of STE on posterior lead ECGs is diagnostic Miscellaneous RBBB Hypokalaemia Posterior MI’s are the most common type of missed STEMI! 4-10% of STEMI’s are isolated Posterior MI’s Usually associated with inferior or lateral MI due to RCA or circumflex occlusion Often misdiagnosed as just ischemia or Non-STE-ACS Only 30% are revascularized within 90 minutes Look for ST-depression in anteroseptal leads! In patients presenting with ischaemic symptoms, horizontal ST depression in the anteroseptal leads (V1-3) should raise the suspicion of posterior MI *We do not own this youtube video, it’s for sharing purpose

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