11 results
Ventricular Tachycardia in Wide Complex Tachycardia - Telemetry Diagnosis
 • Lead V1 - LBBB Criteria
 •
- LBBB Criteria ... • Lead V1 - RBBB ... #Tachycardia #WCT ... #VTach #diagnosis ... #cardiology #ekg
RBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • R >
RBBB Ventricular ... Diagnosis WCT ... Biphasic QRS #RBBB ... #VTach #Criteria ... #cardiology #ekg
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
LBBB Ventricular ... Diagnosis WCT ... downstroke #LBBB ... #VTach #Criteria ... #cardiology #ekg
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
axis deviation; LBBB ... axis deviation; RBBB ... peak time; and WCT ... #Tachycardia #VTach ... #ECG #EKG #Electrocardiogram
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
Branch Block (RBBB ... Diagnosis EKG Criteria ... or notched R in V1 ... BundleBranch #Block #RBBB ... Diagnosis #ECG #electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT with BBB All ... or negative) in V1 ... Absence of typical RBBB ... or LBBB morphology ... in contrast to RBBB
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
diagnosing MI in LBBB ... Pacemaker 1) Identify LBBB ... or Pacemaker LBBB ... conducted 2) LBBB ... #lbbb
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
Absence of typical RBBB ... or LBBB morphology ... leads, i.e. leads V1 ... Morphology criteria ... Visualmed #VT #VTach
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 ... (V1/V2 rsr', lat ... leads slurred S), LBBB
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
Remember that RBBB ... Depression in V1 ... STEMI Criteria misses ... Total #ECG #EKG #Electrocardiogram ... #Clinical #Cardiology