10 results
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Ventricular Tachycardia (VT ... axis deviation; LBBB ... axis deviation; RBBB ... #Tachycardia #VTach ... #ECG #EKG #Electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT with BBB All ... Absence of typical RBBB ... or LBBB morphology ... #VT #VTach #SVT ... #ekg #cardiology
RBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • R >
RBBB Ventricular ... Diagnosis WCT is VT ... Biphasic QRS #RBBB ... Tachycardia #WCT #VTach ... diagnosis #cardiology
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
LBBB Ventricular ... Diagnosis WCT is VT ... downstroke #LBBB ... Tachycardia #WCT #VTach ... diagnosis #cardiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
Aberration - Interpretation ... Absence of typical RBBB ... or LBBB morphology ... Morphology criteria ... #VTach #VentricularTachycardia
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
consistent with either LBBB ... or RBBB? ... Tachycardia #Evaluation #Interpretation ... #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Ml, WPW, LVH, LBBB ... MI, WPW, RVH, RBBB ... ) - WideQRS: RBBB ... leads slurred S), LBBB ... #cardiology #interpretation
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
Remember that RBBB ... STEMI Criteria misses ... Occlusion #Total #ECG ... #EKG #Electrocardiogram ... #Clinical #Cardiology
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
diagnosing MI in LBBB ... or Pacemaker LBBB ... #electrocardiogram ... #ecg #cardiology ... #lbbb
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
wide, can be new/old ... in V1, unless LBBB ... #electrocardiogram ... #cardiology #STEMI ... #Equivalents #Interpretation