17 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... reentry tachycardia (AVRT ... tachycardia ddx: AVNRT ... suggestive more of AVRT ... #AVR #leadAVR #ecg
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
- Orthodromic AVRT ... - Antidromic AVRT ... : wide complex because ... #ECG #EKG #Electrocardiogram ... #Clinical #Diagnosis
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... AFlutter • AVNRT ... /AVRT - Bradyarrhythmia ... #Cardiology #Differential ... Diagnosis #Algorithm #causes
Supraventricular Tachycardia EKG

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

Her heart
case of a 50-year-old ... @EM_RESUS #AVRT ... #ECG #Electrocardiogram ... #Cardiology #EKG ... #Clinical
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
AV Block (ISt ... Aflutter • AVNRT ... • AVRT (ie ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Converts - Probably AVnRT ... or AVRT - Observe ... Treat underlying cause ... #management #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
• ST vs SVT (AVNRT ... , OAVRT, AFIutter ... AFIutter + variable block ... abnormality • Beware AV ... #cardiology
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
66 yo with syncope ... shows a wide-complex ... VentricularTachycardia #Clinical ... #Cardiology #ECG ... #EKG #Electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
maneuvers: SVT-AVNRT ... or AVRT • Standing ... bending over: AVNRT ... Red Flag Symptoms ... #Palpitations #Cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
- Syncope Syndromes ... brady, peak T, wide ... assoc with 1K, AV ... #diagnosis #cardiology ... #electrocardiogram