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Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
100% Acute LAD Occlusion ... Depression in V1 ... So ANY ST Elevation ... STEMI Criteria misses ... Total #ECG #EKG #Electrocardiogram
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
Main Coronary Artery ... Occlusion on ECG ... elevation > ST ... #Diagnosis #Electrocardiogram ... #Cardiology #Criteria
3 ECG patterns for Acute Occlusion MI (OMI) without meeting ST elevation criteria
 • Posterior MI
patterns for Acute Occlusion ... without meeting ST ... elevation criteria ... MyocardialInfarction #OMI #STEMI ... diagnosis #cardiology #electrocardiogram
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
ECG Pattern STEMI ... descending (LAD) occlusion ... elevation in aVR ... TWaves #ECG #EKG #Electrocardiogram ... Diagnosis #Cardiology #Criteria
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
40-60 ms after) ... 1 - ST elevation ... V6 • Sgarbossa criterion ... • Sgarbossa criterion ... differential #cardiology #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
main coronary artery ... Differentiating ventricular ... • Vereckei criteria ... than Brugada criteria ... #leadAVR #ecg #electrocardiogram
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
anterior descending occlusions ... come before or after ... STEMI - look for ... ST elevation in ... TWaves #EKG #ECG #Electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... elevation in V1 ... • Epicardial artery ... #ST #STEMI #Segment ... cardiology #ecg #ekg #electrocardiogram
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
assessing an ECG (electrocardiogram ... elevation in the ... precordial leads (V1 ... • L: Left Ventricular ... #differential #echocardiogram