14 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... Wandering Atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #comparison
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... Escape Rhythm Abnormal ... #Differential # ... Diagnosis #Algorithm
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... Wandering Atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #comparison
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 100 Wide (1) VT ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
sinus beat that ... sinus beat and ... Brugada algorithm ... Aberration #Aberrancy #Comparison ... #Diagnosis #Cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... Fusion beats - a sinus ... #Comparison #VentricularTachycardia ... #Versus #ecg #ekg ... #cardiology #diagnosis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... diagnosis includes ... findings: Sinus ... #ekg #differential ... #cardiology
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Abnormalities - Differential ... Diagnosis Algorithm ... Takayasu disease • Normal ... variant Pulsus ... Diagnosis #Algorithm
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
• Sinus Tachy ... • Atrial Flutter ... Regular: Assume VT ... #cardiology #wide ... #narrow #algorithm
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... Diagnosis Framework ... exam • 12-lead ECG ... #Palpitations #Cardiology ... #Differential #