14 results
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... Lead aVR can provide ... TCA-like overdose - AVRT ... Diagnosis #Cardiology #EKG ... #ECG #Lead #AVR
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... ddx: AVNRT, AVRT ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Supraventricular Tachycardia EKG

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

Her heart
great ECG case of ... @EM_RESUS #AVRT ... #EKG #ECG #Electrocardiogram ... #Cardiology #EKG ... #Clinical
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
Evaluation of Regular, Wide-Complex ... aVR: Is the initial ... deflection in aVR ... #Evaluation #Interpretation ... #ECG #EKG #Electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
bpm) • Sinus Bradycardia ... • Sick Sinus Syndrome ... Aflutter • AVNRT ... • AVRT (ie ... Diagnosis #Algorithm #causes
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... dysfunction • Bradycardia-tachycardia ... Valvular disease (e.g ... or AVRT • Standing ... Red Flag Symptoms
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (2) Sick Sinus Syndrome ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... Dominant R wave in aVR ... all leads except aVR ... @AmyChung #EKG ... #ECG #Electrocardiogram
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Bradyarrhythmias • Sinus bradycardia ... • Ventricular tachycardia ... effect (e.g. αblockers ... Subclavian steal syndrome ... effect (e.g. sedation
Beta Blocker Side Effects / Toxicity
Cardiac Side Effects:
 • Sinus bradycardia, AV block, Heart failure exacerbation,
Beta Blocker Side ... Effects: • Sinus bradycardia ... , AV block, Heart ... blocker withdrawal syndrome ... (e.g. tachycardia