16 results
Criteria for LBBB RBBB LAFB LPFB #Diagnosis #EM #IM #Cardiology #EKG #RBBB #LBBB #Criteria #LAFB #LPFB
Criteria for LBBB ... RBBB LAFB LPFB ... #Diagnosis #EM # ... EKG #RBBB #LBBB ... #Criteria #LAFB
Ventricular Tachycardia in Wide Complex Tachycardia - Telemetry Diagnosis
 • Lead V1 - LBBB Criteria
 •
- LBBB Criteria ... • Lead V1 - RBBB ... #WCT #VTach #diagnosis ... #cardiology #ekg ... #ecg #telemetry
RBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • R >
RBBB Ventricular ... Tachycardia Criteria ... #WCT #VTach #Criteria ... #cardiology #ekg ... #ecg #telemetry
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
LBBB Ventricular ... Tachycardia Criteria ... #WCT #VTach #Criteria ... #cardiology #ekg ... #ecg #telemetry
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Hallmark ECG features ... axis deviation; LBBB ... axis deviation; RBBB ... peak time; and WCT ... #VTach #ECG #EKG
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
Branch Block (RBBB ... EKG Criteria: ... or notched R in V1 ... BundleBranch #Block #RBBB ... #ECG #electrocardiogram
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 ... #Approach #ECG ... #EKG #diagnosis
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
morphology in V1 ... consistent with either LBBB ... or RBBB? ... Interpretation #ECG ... #EKG #Electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Absence of typical RBBB ... or LBBB morphology ... in contrast to RBBB ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Trifascicular block - RBBB ... , LAFB/LPFB (see ... (<360ms) PE: RBBB ... Syncope #Syndromes #ECG ... #EKG #Checklist