11 results
Ventricular Tachycardia in Wide Complex Tachycardia - Telemetry Diagnosis
 • Lead V1 - LBBB Criteria
 •
- LBBB Criteria ... • Lead V1 - RBBB ... Criteria • Lead ... #WCT #VTach #diagnosis ... #cardiology #ekg
RBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • R >
RBBB Ventricular ... Tachycardia Criteria ... Biphasic QRS #RBBB ... #WCT #VTach #Criteria ... #cardiology #ekg
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
LBBB Ventricular ... Tachycardia Criteria ... downstroke #LBBB ... #WCT #VTach #Criteria ... #cardiology #ekg
What are the original Sgarbossa Criteria?
- Concordant ST-segment elevation ≥ 1 mm in any lead =
elevation ≥ 1 mm ... ≥ 1 mm in lead V1 ... elevation ≥ 5 mm ... #Diagnosis #Cardiology ... #LBBB #RebelEM
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
Remember that RBBB ... Depression in V1 ... isolectric ST segment ... STEMI Criteria misses ... #Clinical #Cardiology
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 ... in contrast to RBBB ... #ekg #cardiology
ECG changes in Pulmonary Embolism
 - 
Sinus tachycardia 
 - 
Complete or incomplete RBBB 
 -
Embolism - Sinus tachycardia ... or incomplete RBBB ... Dominant R wave in V1 ... Non-specific ST segment ... , including ST elevation
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
diagnosing MI in LBBB ... or Pacemaker LBBB ... conducted 2) LBBB ... #ecg #cardiology ... #lbbb
What is the new modified Sgarbossa Criteria?
- Concordant ST-segment elevation ≥ 1 mm in any lead
-
Concordant ST-segment ... elevation ≥ 1 mm ... ≥ 1 mm in lead V1 ... 0.25 #Diagnosis #Cardiology ... #STSRatio #LBBB
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
elevation in V1 ... morphology similar to LBBB ... block; and sinus tachycardia ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram