1378 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
STEMI - J point STE ... myocarditis (diffuse STE ... inversion - STE ... a 15 lead - STE ... EKG #diagnosis #electrocardiogram
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Discordance" = ST ... a) Concordant STE ... b) Concordant STD ... V1-V3 c) STE ... Checklist #EKG #electrocardiogram
De Winter's T Waves

Concerning for proximal LAD occlusion (Present in 2% of patients)
 • Upsloping ST-Depression
• Upsloping ST-Depression ... V1-V4 without STE ... leads V1-V4 • STE ... diagnosis #cardiology #electrocardiogram
Benign Early Repolarization (BER) on EKG
 • Widespread concave STE most prominent in mid-to-left precordium (V2-V5)
Widespread concave STE ... QRS complex) • STE ... No reciprocal STD ... diagnosis #cardiology #electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
imitator" • ↓ K - ST ... QT, Osborn J (see ... long QT via long ST ... Brugada 1 - Coved STE ... diagnosis #cardiology #electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
• Non-specific ST-T ... Changes • STE ... diagnosis #cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Upsloping convex STE ... Cardiomyopathy: • STE ... Other Causes - STE ... cardiology #ecg #ekg #electrocardiogram
Benign T-wave Inversion (BTWI) vs. Wellens'
 • Usually in leads V3-V6 (vs. V2-V4 in Wellens'), but
precordium often has STE ... diagnosis #cardiology #electrocardiogram
Causes of ST Elevation in ECG

#STElevation #STEMI #ECG #EKG #Electrocardiogram #Causes #Differential #ABCHELP #Mnemonic
Causes of ST Elevation ... STEMI #ECG #EKG #Electrocardiogram
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
on ECG - aVR ST ... > 1 mm - aVR ST ... segment elevation > ST ... EKG #Diagnosis #Electrocardiogram