10 results
RBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • R >
Criteria - Lead V1 ... QRS #RBBB #Ventricular ... Tachycardia #WCT #VTach ... diagnosis #cardiology ... #ekg #ecg #telemetry
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
LBBB Ventricular ... Criteria - Lead V1 ... Tachycardia #WCT #VTach ... diagnosis #cardiology ... #ekg #ecg #telemetry
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
) - EKG Diagnosis ... • QRS > 0.12 seconds ... or notched R in V1 ... UCSD Internal ... #EKG #Diagnosis
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
or negative) in V1 ... or LBBB morphology ... #VT #VTach #SVT ... #Versus #ecg #ekg ... #cardiology #diagnosis
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
S waves V1-V3), ... Criteria - Suspect STEMI ... #Checklist #EKG ... electrocardiogram #ecg ... #cardiology #lbbb
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... (V1/V2 rsr', lat ... Short QT <300-360 ms ... #Approach #ECG ... #EKG #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... 1/3 height of QRS ... , unless LBBB/LVH ... #Ischemia #ECG ... #EKG #diagnosis
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
or LBBB morphology ... dissociation (P and QRS ... Visualmed #VT #VTach ... Aberration #Aberrancy #Comparison ... #Diagnosis #Cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... segment at (or 40-60 ms ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... morphology similar to LBBB ... #cardiology #ecg ... #ekg #electrocardiogram