17 results
RBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • R >
RBBB Ventricular ... Tachycardia Criteria ... - Lead V1 - Telemetry ... QRS #RBBB #Ventricular ... V1 #diagnosis #cardiology
Ventricular Tachycardia in Wide Complex Tachycardia - Telemetry Diagnosis
 • Lead V1 - LBBB Criteria
 •
- Telemetry Diagnosis ... • Lead V1 - LBBB ... Criteria • Lead ... V1 - RBBB Criteria ... VTach #diagnosis #cardiology
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
axis deviation; LBBB ... bundle branch block ... axis deviation; RBBB ... VTach #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
(RBBB) - EKG Diagnosis ... EKG Criteria: ... • QRS > 0.12 seconds ... #RBBB #EKG #Diagnosis ... #ECG #electrocardiogram
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
LBBB Ventricular ... Tachycardia Criteria ... - Lead V1 - Telemetry ... downstroke #LBBB ... V1 #diagnosis #cardiology
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
Mobitz II + wide QRS ... • Alternating RBBB ... /LBBB with syncope ... Class Ill: • Syncope ... without symptoms • RBBB
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 ... ) - HiPR: AV block ... ) - WideQRS: RBBB ... leads slurred S), LBBB
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... SVT with BBB All ... Absence of typical RBBB ... or LBBB morphology ... in contrast to RBBB
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Don't rely on criteria ... AFIutter + variable block ... certain of AFib + RBBB ... /LBBB or identical ... to prior known QRS
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
morphology: Is the QRS ... consistent with either LBBB ... or RBBB? ... Interpretation #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology