16 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... in aVR in narrow ... , AVRT, atrial tachycardia ... #AVR #leadAVR #ecg
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
deflection not AVRT ... • SVT. 140-280 ... • Atrial Flutter ... • DDx: SVT + ... Diagnosis #Management #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
AVRT (ie. ... WPW) - Narrow ... interval) • AFib ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... SVTs - atrial/junctional ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
vs SVT (AVNRT, ... OAVRT, AFIutter) ... whether AF is cause ... abnormality • Beware AV ... #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial flutter ... "PSVT" (atrioventricular ... , AVRT, Junctional ... differential #diagnosis #causes ... #cardiology
Supraventricular Tachycardia EKG

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

Her heart
Supraventricular Tachycardia EKG ... Here’s a great ECG ... @EM_RESUS #AVRT ... #Tachycardia #EKG ... #Cardiology #EKG
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
/VFibAFib ... /AFlutter ... • AVNRT/AVRT - ... #Cardiology #Differential ... Diagnosis #Algorithm #causes
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Flutter (AFL), ... tachycardia (AVRT ... Fibrillation (V-Fib ... Differential #Diagnosis #Causes ... #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable Narrow-Complex ... or AVRT - Observe ... Control rate (e.g ... Control rate (e.g ... Treatment #management #cardiology