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

1) Upsloping
De Winter T Wave ... ECG Pattern STEMI ... occlusion 1) ... elevation in aVR (>= 1 ... #ECG #EKG #Electrocardiogram
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
or Pacemaker 1) ... Criteria - Suspect STEMI ... Concordant STE > 1 ... Concordant STD > 1 ... Checklist #EKG #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Pathologic Q - 1/ ... in 2 leads or 1 ... new/old infarct STEMI ... in V1, unless LBBB ... EKG #diagnosis #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
segment at (or 40-60 ms ... , often with 1-2 ... with R/S ratio > 1 ... Sgarbossa criterion 1 ... differential #cardiology #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
x 10 Rhythm (1) ... Ml, WPW, LVH, LBBB ... pacer - QTc < 1/ ... Short QT <300-360 ms ... EKG #diagnosis #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Interpretation Cheat Sheet 1) ... interval ≥ 120 ms ... Interval: • 1° ... (1 mm) wide > ... Interpretation #ECG #Electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
withlK Brugada 1 ... Coved STE >2mm in >1 ... (<360ms) PE: RBBB ... strain (neg TV 1- ... diagnosis #cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... replaced by T wave ... morphology similar to LBBB ... STElevation #ST #STEMI ... cardiology #ecg #ekg #electrocardiogram
Brugada Syndrome - EKG Characteristics
Patients with Brugada have a pseudo-RBBB and persistent ST elevations in V1-V2.
Type
have a pseudo-RBBB ... Type 1: • ST elevations ... • Inverted T wave ... or biphasic T wave ... ECG #diagnosis #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
100 Wide (1) ... Sinus Tachy w/ BBB ... - Regular (1) ... 3 different P waves ... EKG #diagnosis #electrocardiogram