8 results
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Sick Sinus Syndrome ... • SA Block • AV ... • AVRT (ie ... with Variable AV ... #causes
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
EKG Here’s a ... great ECG case of ... @EM_RESUS #AVRT ... #EKG #ECG #Electrocardiogram ... #Clinical
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... or AVRT - Observe ... Control rate with AV ... Control rate (e.g ... Control rate (e.g
Beta Blocker Side Effects / Toxicity
Cardiac Side Effects:
 • Sinus bradycardia, AV block, Heart failure exacerbation,
Beta Blocker Side ... Sinus bradycardia, AV ... blocker withdrawal syndrome ... (e.g. tachycardia ... #BetaBlocker #BB
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
rhythms (5) AV ... block (lower AV ... QRS - Distal AV ... bradyarrhythmia #ECG ... #EKG #diagnosis
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... Valvular disease (e.g ... maneuvers: SVT-AVNRT ... or AVRT • Standing ... Red Flag Symptoms
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
AV block ... • Ventricular tachycardia ... effect (e.g. αblockers ... Subclavian steal syndrome ... effect (e.g. sedation
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
pathway that can cause ... O: Obstructed AV ... atrioventricular (AV ... as first-degree AV ... Clinical Utility