11 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
EKG Here’s a ... great ECG case of ... @EM_RESUS #AVRT ... #EKG #ECG #Electrocardiogram ... #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
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
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
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
• Ventricular tachycardia ... effect (e.g. αblockers ... Subclavian steal syndrome ... effect (e.g. sedation ... Classification #Table #Causes
Polymorphic ventricular tachycardia (PVT) is a form of ventricular tachycardia in which there are multiple ventricular
of ventricular tachycardia ... The commonest cause ... #Clinical #MedStudent ... #Cardiology #EKG ... #AIVR #AccelaratedIdioVentricularRhythm
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
depression in aVR ... depression in aVR ... block; and sinus tachycardia ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram