21 results
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
VT: - No RS complexes ... - Very broad complexes ... Fusion beats - a sinus ... VT #VTach #SVT #Comparison ... cardiology #diagnosis #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
4 Variants of Sinus ... encompassing a QRS complex ... intervening QRS complex ... diagnosis #ekg #ecg #electrocardiogram ... variants #clinical #comparison
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial complex ... look like the sinus ... premature junctional complex ... premature #atrial #complexes ... diagnosis #ekg #ecg #electrocardiogram
Bradycardias Comparison Table
 - SINUS BRADYCARDIA 
 - JUNCTIONAL BRADYCARDIA 
 - 1st DEGREE AV BLOCK
Bradycardias Comparison ... Table - SINUS ... Type 1 and 2 - COMPLETE ... Bradycardia #Common #Comparison
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
beats (normal sinus ... beats (hybrid complex ... of normal sinus ... negative (QS) complexes ... Aberration #Aberrancy #Comparison
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... • Widens QRS complex ... cells • Slows sinus ... cells • Slow sinus ... VaughanWilliams #Classification
Morphological Criteria for Discriminating Ventricular Tachycardia from Supraventricular Tachycardia with Aberration

Source Article: Wide Complex Tachycardia –
Article: Wide Complex ... Cardiology #ECG #EKG #Electrocardiogram ... #Differences #Comparison
ECG changes in Pulmonary Embolism
 - 
Sinus tachycardia 
 - 
Complete or incomplete RBBB 
 -
Embolism - Sinus ... tachycardia - Complete ... AcutePE #HighRisk #Electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
4 Variants of Sinus ... encompassing a QRS complex ... intervening QRS complex ... diagnosis #ekg #ecg #electrocardiogram ... variants #clinical #comparison
Ventriculophasic Sinus Arrhythmia - ECG Diagnosis
 • The P to P interval encompassing a QRS complex
Ventriculophasic Sinus ... encompassing a QRS complex ... intervening QRS complex ... Ventriculophasic sinus ... diagnosis #ekg #ecg #electrocardiogram