39 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
- Pathophysiology ... Node, Atrium, AV ... • AV Reentry ... #Pathophysiology ... SVT #diagnosis #cardiology
Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Morphological Criteria ... Supraventricular Tachycardia ... Distinguishing #Criteria ... #Cardiology #ECG ... #EKG #Electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Syndrome (SSS) • AV ... (MAT) • AV node ... : AV re-entrant ... Differential #Diagnosis #Causes ... #cardiology
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
of Ventricular Tachycardia ... (VT) AV indicates ... #Ventricular #Tachycardia ... VTach #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Don't rely on criteria ... whether AF is cause ... Tx: Underlying cause ... abnormality • Beware AV ... #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Atrial flutter • AV ... • AV reentrant ... Diagnosis #Algorithm #Causes ... #cardiology
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Rhythm • Atrial Tachycardia ... with 2:1 AV Block ... Bidirectional Ventricular Tachycardia ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Definition and Causes ... or WQRST Causes ... Ventricular pacing • Electrocardiogram ... WCT #diagnosis #cardiology ... #ekg #ecg #electrocardiogram
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
Non-lschemic Causes ... , Ventricular Tachycardia ... Fibrillation AV ... #Nonlschemic #Causes ... Differential #Diagnosis #Cardiology
TCA Overdose on EKG
 • Sinus tachycardia
 • QRS prolongation
 • QT prolongation
 • Rightward deviation
EKG • Sinus tachycardia ... antidepressants #EKG #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical #criteria