18 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... : AVNRT, AVRT, atrial ... tachycardia (SVT ... #AVR #leadAVR #ecg
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... TCA-like overdose - AVRT ... in wide complex ... Diagnosis #Cardiology #EKG ... #ECG #Lead #AVR
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 ... Is it wide or narrow ... @EM_RESUS #AVRT ... #Tachycardia #EKG ... #ECG #Electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

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

Regular Rhythm - Narrow Complex
- Wide vs Narrow ... (AVNRT, OAVRT, AFIutter ... > SVT+conduction ... abnormality • Beware AV ... #Wide #Narrow #
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... Valvular disease (e.g ... vagal maneuvers: SVT-AVNRT ... or AVRT • Standing ... Red Flag Symptoms
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... w/ BBB (3) SVT ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Narrow-Complex ... Converts - Probably AVnRT ... or AVRT - Observe ... Control rate (e.g ... Control rate (e.g
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... Drive: • Sinus Tachycardia ... finding) • Atrial Arrhythmia ... Changes • STE in aVR
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... - In most case ... ECG usually shows ... : regular narrow ... #cardiology #SVT