11 results
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 ... #Electrocardiogram ... #Diagnosis #Cardiology
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
(RBBB) - EKG Diagnosis ... EKG Criteria: ... #RBBB #EKG #Diagnosis ... #ECG #electrocardiogram ... #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... Absence of typical RBBB ... or LBBB morphology ... in contrast to RBBB ... #ekg #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... Ml, WPW, LVH, LBBB ... MI, WPW, RVH, RBBB ... ) - WideQRS: RBBB ... 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 ... STEMI Criteria misses ... Occlusion #Total #ECG ... #EKG #Electrocardiogram ... #Clinical #Cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... - RBBB, LAFB/LPFB ... (<360ms) PE: RBBB ... #diagnosis #cardiology ... #electrocardiogram
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
bundle branch block ... the morphology criteria ... VentricularTachycardia #Clinical ... #Cardiology #ECG ... #EKG #Electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... Sinus Tachy w/ BBB ... (1) Sinus tachycardia ... #electrocardiogram ... #cardiology #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Bundle Branch Block ... morphology similar to LBBB ... ; and sinus tachycardia ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
(electrocardiogram ... segment • Epsilon #clinical ... Clinical Utility ... Provides a systematic approach ... #cardiology #differential