6 results
Ventricular Tachycardia in Wide Complex Tachycardia - Telemetry Diagnosis
 • Lead V1 - LBBB Criteria
 •
• Lead V1 - LBBB ... • Lead V1 - RBBB ... • Lead II - R-Wave ... aVR - Vereckie Algorithm ... #Algorithm #
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
diagnosing MI in LBBB ... 120ms, Dominant S wave ... Broad Monophasic R wave ... Criteria - Suspect STEMI ... c) STE / S wave
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
big R or R/S>I STEMI ... stenosis - U wave ... depression or T wave ... - New tall T wave ... in V1, unless LBBB
LAD
IWMI
LAHB
RAD
[PHB
RVH
Lateral wall infarct
Lead reversal
Dextrocardia
Wide ORS
RBBB - terminal delay
[BBB
IVED
WPW = delta wave
Hyperkalemia
Type l antiarrhythmic drugs
Pacemaker
ST elevation
Early repolarization
terminal delay [BBB ... IVED WPW = delta wave ... Elevation AcutE STEMI ... IVH with Strain BBB ... #LBBB #IVED #WPW
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... replaced by T wave ... interval J Wave ... morphology similar to LBBB ... STElevation #ST #STEMI
Modified Sgarbossa Criteria for diagnosing STEMI in the presence of a LBBB If there is concordant
for diagnosing STEMI ... presence of a LBBB ... amplitude of the S wave ... Modified #Criteria #LBBB