19 results
Tachycardia - Wide vs Narrow Complex, Regular vs Irregular rhythm table

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Narrow
Regular vs Irregular rhythm ... table #Diagnosis ... #Cardiology #EKG ... #ECG #WideComplex ... #Narrow #Tachycardia
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... A regular rhythm ... retrograde) - AVNRT, AVRT ... differential #diagnosis ... #causes #cardiology
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
Lead aVR on EKG ... in narrow complex ... #Cardiology #EKG ... #ECG #Lead #AVR ... #Utility #ALiEM
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
- Differential Diagnosis ... • Narrow QRS - ... , Atrial Tachycardia ... • Narrow QRS - ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... (>100 bpm) - Narrow ... WPW) - Narrow ... tachyarrhythmias #Cardiology ... #Differential #Diagnosis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Narrow complex ... : AVNRT, AVRT, atrial ... #AVR #leadAVR #ecg ... #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Narrow-Complex ... Rhythm: • Attempt ... Probably AVnRT or AVRT ... cause Irregular Rhythm ... Treatment #management #cardiology
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Accelerated Escape Rhythm ... • Atrial Tachycardia ... with 2:1 AV Block ... #Arrhythmias #diagnosis ... #cardiology #ecg
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Diagnosis Table ... abnormality • Beware AV ... #Differential #Diagnosis ... #Table #Wide #Narrow ... Irregular #causes #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
) - 3 different ... arrest - escape rhythms ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology