11 results
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
- Orthodromic AVRT ... - Antidromic AVRT ... : wide complex because ... WPW #Cardiology #ECG ... #EKG #Electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... suggestive more of AVRT ... tachycardia (SVT) in wide ... #AVR #leadAVR #ecg ... #electrocardiogram
Various wide complex tachycardia (WCT) differentiation algorithmic designs and algorithms.
The most commonly utilized approaches to differentiate
Various wide complex ... Brugada,2 Vereckei aVR ... #Tachycardia #VTach ... #ECG #EKG #Electrocardiogram
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Hallmark ECG features ... Tachycardia (VT) AV ... time; and WCT, wide ... #Tachycardia #VTach ... #ECG #EKG #Electrocardiogram
Supraventricular Tachycardia EKG

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

Her heart
Here’s a great ECG ... case of a 50-year-old ... Is it wide or narrow ... @EM_RESUS #AVRT ... #ECG #Electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... SVT - Wide Tachycardias ... is positive in aVR ... #VT #VTach #SVT ... #diagnosis #electrocardiogram
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 ... Treat underlying cause
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on Electrocardiogram ... - Decreases AV ... nodal conduction Uses ... mustache) - Flag ... Digoxin #effect #Electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
QRS often wide. ... • Block in AV ... to atropine if wide ... #electrocardiogram ... #ecg #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... Tachyarrhythmias - HR > 100 Wide ... 200ms from longer pause ... can function) Wide ... #electrocardiogram