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Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
Note there is ST ... authors state that ST ... is a good ECG sign ... STE #SharkFin #LeftMainOcclusion ... #LeftMain
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
ST segment elevation ... > 1 mm - aVR ST ... segment elevation ... > ST segment elevation ... in VI #LeftMain
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
RBBB normally has ST ... So ANY ST Elevation ... an isolectric ST ... segment should ... #Electrocardiogram
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
before or after STEMI ... - look for ST ... waves - Upsloping ST ... segment - ST depression ... #ECG #Electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... • Reciprocal ST-segment ... Cardiomyopathy: • STE ... #ST #STEMI #Segment ... #ekg #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI - Elevation ... of ST segment at ... transitioning in a convex ST-segment ... indistinguishable from ST-segment ... #EKG #diagnosis