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Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Distinguishing #Criteria #Cardiology ... Electrocardiogram #VTach ... #SVT #Differences ... #Comparison #Brugada ... #Algorithm
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
VT versus SVT with ... sinus beat and a ventricular ... Brugada algorithm ... #VTach #VentricularTachycardia ... Comparison #Diagnosis #Cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
(V-tach, VT), Monomorphic ... VT, Polymorphic ... VT (i.e. ... #Diagnosis #Causes ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... Regular Rhythm SVT ... tachyarrhythmias #Cardiology ... #causes
Algorithm for the Management of Ventricular Tachycardia Electrical Storm
ES diagnosed (≥ 3 episodes of VT/ICD therapies
3 episodes of VT ... of reversible causes ... Assessment of VT ... Monomorphic VT ... #Management #VTach
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
tachycardia • Regular SVT ... QRS • Regular SVT ... • Irregular SVT ... • Irregular SVT ... #Causes #cardiology
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Arrhythmogenic right ventricular ... QT syndromes, Brugada ... Catecholaminergic polymorphic VT ... Cardiac #Arrest #cardiology ... #differential #
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
or VT • Rapid ... Pheochromocytoma • Pulmonary ... Arrhythmias: • SVT ... & termination: SVT ... #Palpitations #Cardiology
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Respiratory: • Pulmonary ... Tachyarrhythmia: • VT ... Syndrome #Syncope #Cardiology ... #causes
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... are involved • Brugada ... QRS complex Pulmonary ... Cerebral T waves) Deep ... #diagnosis #cardiology