17 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
Mobitz Type I (Wenckebach Phenomenon) 2nd Degree AV Block on EKG
 • P-R interval gradually increases
on EKG • P-R ... conduction ratio varies ... #AVBlock #diagnosis ... #cardiology #EKG ... #ECG #Electrocardiogram
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
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
of conduction block ... waves • Pseudo-STEMI ... #Hyperkalemia #EKG ... #ECG #electrocardiogram ... #cardiology #diagnosis
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
- Differential Diagnosis ... AFIb w/ variable block ... Place patient in semi-recumbent ... #Differential #Diagnosis ... #Management #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(1) Sinus tachycardia ... Multifocal atrial tachycardia ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
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
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Brady Management ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
The PR interval varies ... ThirdDegree #3rd #AVBlock ... #Complete #cardiology ... #ekg #ecg #diagnosis ... #electrocardiogram