12 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... (AVRT) in WPW: ... ddx: AVNRT, AVRT ... (SVT) in wide cornplex ... #AVR #leadAVR #ecg
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... SA node: Sinus bradycardia ... tachycardia (AVRT ... tachycardia (AVNRT ... #Diagnosis #Causes
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... bpm) • Sinus Bradycardia ... • AVRT (ie ... - Wide Complex ... Diagnosis #Algorithm #causes
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... • ST vs SVT (AVNRT ... whether AF is cause ... abnormality • Beware AV ... #Differential #
Supraventricular Tachycardia EKG

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

Her heart
Supraventricular Tachycardia ... great ECG case of ... Is it wide or narrow ... computer thinks it’s wide ... @EM_RESUS #AVRT
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... dysfunction • Bradycardia-tachycardia ... or AVRT • Standing ... Red Flag Symptoms
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Tachyarrhythmias - HR > 100 Wide ... 200ms from longer pause ... can function) Wide ... bradyarrhythmia #ECG ... electrocardiogram #cardiology #differential
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Bradyarrhythmias • Sinus bradycardia ... • AV block ... • Ventricular tachycardia ... #Syncope #Differential
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Causes: thrombus ... : hypotension, tachycardia ... Consider thrombolysis e.g ... Anesthesiology #Anesthesia ... Intraoperative #Checklist
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... non-sinus → 2-7 Tachycardia ... (eg steroid dependency ... #Hypotension #Differential ... Intraoperative #Checklist