12 results
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... Simplified) Irregular ... , AVRT, Junctional ... differential #diagnosis ... #causes #cardiology
Tachycardia - Wide vs Narrow Complex, Regular vs Irregular rhythm table

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Narrow
#Diagnosis #Cardiology ... #EKG #ECG #WideComplex ... #Narrow #Tachycardia ... #Irregular #Table ... #Comparison #Differential
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... Don't rely on criteria ... Irregular #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 ... tachycardias - ... Differentiating VT from ... #Diagnosis #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... atrial injury from ... • Narrow complex ... #AVR #leadAVR #ecg ... cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... • AVRT (ie ... WPW) - Narrow ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Narrow-Complex ... Tachycardia Regular ... or AVRT - Observe ... Irregular Rhythm ... #management #cardiology
Supraventricular Tachycardia EKG

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

Her heart
Supraventricular Tachycardia ... great ECG case of ... distinguishing QRS from ... @EM_RESUS #AVRT ... #Cardiology #EKG
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... - Irregular ... longer pause 2º ... electrocardiogram #cardiology ... #differential
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... to diagnose the case ... excludes other differentials ... of narrow complex ... PhysicalExam #JVP #Cardiology