43 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 ... produce a hybrid complex ... cardiology #diagnosis #electrocardiogram
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
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... bpm) - Narrow Complex ... WPW) - Narrow Complex ... Tachycardia - Wide Complex ... aberrancy - Wide Complex
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
dissociation (P and QRS complexes ... beats (hybrid complex ... of normal sinus ... negative (QS) complexes ... Brugada algorithm
Bradycardias Comparison Table
 - SINUS BRADYCARDIA 
 - JUNCTIONAL BRADYCARDIA 
 - 1st DEGREE AV BLOCK
Comparison Table - SINUS ... 1st DEGREE AV BLOCK ... 2nd DEGREE AV BLOCK ... Type 1 and 2 - COMPLETE ... HEART BLOCK
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 ... presence of AV block ... diagnosis #ekg #ecg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• The QRS complex ... may progress to complete ... aka Complete Heart ... Block • In sinus ... rhythm with complete
ECG changes in Pulmonary Embolism
 - 
Sinus tachycardia 
 - 
Complete or incomplete RBBB 
 -
Embolism - Sinus ... tachycardia - Complete ... or incomplete RBBB ... AcutePE #HighRisk #Electrocardiogram
Various wide complex tachycardia (WCT) differentiation algorithmic designs and algorithms.
The most commonly utilized approaches to differentiate
Various wide complex ... differentiation algorithmic ... designs and algorithms ... decision‐tree algorithms ... VTach #ECG #EKG #Electrocardiogram
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Narrow Complex ... - Regular: • Sinus ... tachycardia Narrow Complex ... conduction Wide-Complex ... aberrancy Wide-Complex