18 results
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
bundle branch block ... bundle branch block ... #VTach #ECG #EKG ... #Electrocardiogram ... #Diagnosis #Cardiology
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Rhythm • Atrial Tachycardia ... Bidirectional Ventricular Tachycardia ... #Arrhythmias #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial Tachycardia ... • Oxygen • Treatment ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
- Ventricular Tachycardia ... bundle branch block ... establish the diagnosis ... VentricularTachycardia #Clinical #Cardiology ... #ECG #EKG #Electrocardiogram
Comparison of Multifocal Atrial Tachycardia, Atrial Fibrillation and Atrial Flutter
Multifocal Atrial Tachycardia - Atrial Rate >
Comparison of Multifocal ... Atrial Tachycardia ... irregular depending on block ... #Diagnosis #Cardiology ... #Electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(1) Sinus tachycardia ... Multifocal atrial tachycardia ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• No Treatment ... Brady Management ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... Unexplained sinus tachycardia ... gallop • Abnormal ECG ... Dysrhythmia, heart block ... #Management #Cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... VT #VTach #SVT #Comparison ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology ... #diagnosis #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison