14 results
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
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
or AVRT - Observe ... Control rate with AV ... Control rate (e.g ... Control rate (e.g ... #management #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Diagnosis Table ... • ST vs SVT (AVNRT ... abnormality • Beware AV ... Irregular #causes ... #cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... - Dual AV nodal ... stays inside the AV ... ECG usually shows ... Visualmedapp #AV
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
rhythms (5) AV ... block (lower AV ... QRS - Distal AV ... bradyarrhythmia #ECG ... #EKG #diagnosis
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Wide-Complex Tachycardia ... WPW) - Avoid AV ... nodal agents (e.g ... #Treatment #management ... #cardiology #algorithm
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... • Block in AV ... (block beyond AV ... #Diagnosis #EKG ... electrocardiogram #ecg
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
AV block ... • Ventricular tachycardia ... effect (e.g. αblockers ... effect (e.g. sedation ... #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 ... maneuvers: SVT-AVNRT ... or AVRT • Standing ... #Palpitations #Cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
blocks) - ECG Diagnosis ... group-beating" on the ECG ... • This is a clinically ... blocks #AVBlock #cardiology ... #ekg #ecg #diagnosis