13 results
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 ... #Diagnosis #Electrocardiogram
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
Note there is ST ... authors state that ST ... elevation in aVR ... is a good ECG sign ... #STElevations #STE
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
The electrocardiogram in the ACS patient: high-risk electrocardiographic presentations lacking anatomically oriented ST-segment elevation

#Diagnosis #Cardiology #ECG
The electrocardiogram ... anatomically oriented ST-segment ... elevation #Diagnosis ... #Cardiology #ECG ... #EKG #STEMI #Equivalents
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
- look for ST ... elevation in aVR ... waves - Upsloping ST ... segment - ST depression ... #ECG #Electrocardiogram
3 ECG patterns for Acute Occlusion MI (OMI) without meeting ST elevation criteria
 • Posterior MI
Acute Occlusion ... without meeting ST ... elevation criteria ... MyocardialInfarction #OMI #STEMI ... diagnosis #cardiology #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
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Pattern STEMI ... 1) Upsloping ST ... elevation in aVR ... (>= 1 mm) 2) ST ... #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
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
0.5mm downgoing ST ... Equivalents / Don't Miss Signs ... line; upsloping ST ... #EKG #diagnosis ... #electrocardiogram