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Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Discriminating Ventricular ... Supraventricular ... – Ventricular Tachycardia ... or Not Ventricular ... PMC4711501/ #Ventricular
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
• Ventricles: Ventricular ... Tachy-arrhythmias (ventricular ... AF), Paroxysmal supraventricular ... Ventricles: Premature Ventricular ... Contractions (PVC), Ventricular
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
Cardiomyopathy Supraventricular ... /Atrial Tachycardia ... , Ventricular Tachycardia ... , Ventricular
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Wide Complex Tachycardia ... WQRST Causes: • Ventricular ... Tachycardia (VT ... ) (~80%) • Supraventricular ... imbalance • Ventricular
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
• PREMATURE VENTRICULAR ... SYNDROME • SUPRAVENTRICULAR ... TACHYCARDIA ... • ATRIAL TACHYCARDIA ... • VENTRICULAR
Complications Following Myocardial Infarction
Heart Failure - Ineffcient pumping of the heart.  Can be acute or
Arrhythmias - Sinus Tachycardia ... Bradycardia - Supraventricular ... Heart Block Ventricular
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
findings: Sinus tachycardia ... Differentiating ventricular ... tachycardia (VT ... ) from supraventricular ... tachycardia (SVT
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
• Premature supraventricular ... or ventricular ... arrhythmia • Supraventricular ... tachycardia • ... Ventricular tachycardia
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Premature Ventricular ... tachycardia (NSVT ... tachycardia • ... Quadrigeminy • Supraventricular ... tachycardia
Clinical Feature of Hypomagnesemia and Magnesium Deficiency
 • Electrolyte Disturbance: Hypokalemia, Hypocalcemia
 • Neuromuscular and central
Cardiovascular: Atrial tachycardias ... fibrillation, Supraventricular ... arrhythmias, Ventricular