14 results
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
De Winter T Wave ... ECG Pattern STEMI ... #DeWinter #TWaves ... #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Modified Sgarbossa ... Should see "Appropriate ... Criteria - Suspect STEMI ... Checklist #EKG #electrocardiogram ... #ecg #cardiology
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
De Winter T-Waves ... before or after STEMI ... FOAMfrat #DeWinter #TWaves ... #EKG #ECG #Electrocardiogram ... #diagnosis #cardiology
3 ECG patterns for Acute Occlusion MI (OMI) without meeting ST elevation criteria
 • Posterior MI
• Hyperacute T Waves ... MyocardialInfarction #OMI #STEMI ... equivalent #diagnosis #cardiology ... #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... • Conventional STEMI ... Sgarbossa criterion 3 (modified ... #differential #cardiology ... #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... • DDx: Acute STEMI ... big R or R/S>I STEMI ... EKG #diagnosis #electrocardiogram ... #cardiology #STEMI
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
narrow-based T Waves ... • Pseudo-STEMI ... rhythm • "Sine wave ... Hyperkalemia #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
ANY ST Elevation should ... isolectric ST segment should ... STEMI Criteria misses ... Total #ECG #EKG #Electrocardiogram ... #Clinical #Cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... should be discordant ... STElevation #ST #STEMI ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Modified Sgarbossa Positive ECG

Interestingly, the ECG for this case report shows development of conventional STEMI criteria
Modified Sgarbossa ... of conventional STEMI ... elevation 2.5mm/S-wave ... #EKG #Electrocardiogram ... #Clinical #Cardiology