13 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
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (2) Sick Sinus Syndrome ... 200ms from longer pause ... can function) Wide ... #ECG #EKG #diagnosis
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Diagnosis Algorithm Bradyarrhythmia ... • Sick Sinus Syndrome ... Aflutter • AVNRT ... • AVRT (ie ... Diagnosis #Algorithm #causes
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 ... Changes • STE in aVR ... #EKG #Pulmonary
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... or AVRT - Observe ... Control rate (e.g ... Treat underlying cause ... Control rate (e.g
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
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... Valvular disease (e.g ... Pheochromocytoma • Pulmonary ... or AVRT • Standing ... Red Flag Symptoms
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