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Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
, AFib w/ AV Block ... Irregular: Sinus Arrhythmia ... Sinus Arrest, AFib ... Slow Vent Rate, AFib ... SVT WI Wide QRS, Ventricular
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... bpm) • Sinus Bradycardia ... interval) • AFib ... #causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... 60 (1) Sinus bradycardia ... 200ms from longer pause ... - ventricular pacemaker ... EKG #diagnosis #electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Diagnosis for Arrhythmias ... SA node: Sinus bradycardia ... Fibrillation (V-Fib ... , VF) #Arrhythmias ... Differential #Diagnosis #Causes
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
with variable block ... supraventricular or ventricular ... tachycardia • Ventricular ... /Afib/WPW) • Loss ... disease • Severe bradycardia
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Waves/Fibrillary = afib ... aVF) • Right ventricular ... hypokalaemia or bradycardia ... Arrhythmogenic right ventricular ... Interpretation #ECG #Electrocardiogram
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
assessing an ECG (electrocardiogram ... evaluate potential causes ... arrhythmias ... • L: Left Ventricular ... arrhythmogenic right ventricular