13 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Digoxin-Associated Arrhythmias ... unusually slow ventricular ... Complete Heart Block ... Tachycardia with 2:1 AV Block ... #ekg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... - w/ variable block ... (3) Multifocal ... (3) SA node block ... #EKG #diagnosis
Comparison of Multifocal Atrial Tachycardia, Atrial Fibrillation and Atrial Flutter
Multifocal Atrial Tachycardia - Atrial Rate >
Comparison of Multifocal ... irregular depending on block ... AtrialTachycardia #AFib ... #AFlutter #Comparison ... Diagnosis #Cardiology #Electrocardiogram
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
Interval and Pro-Arrhythmic ... Bundle Branch Block ... Bundle Branch Block ... JTInterval #QTc #electrocardiogram ... pathophysiology #ekg
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Syndrome • SA Block ... • AV Block (ISt ... interval) • AFib ... Conduction • Multifocal
Cardiac Findings in Sarcoidosis
Most Commonly Affected Sites:
 - LV free wall (esp. basal posterior wall)
 -
- Effusion ECG ... atrioventricular block ... arrythmias (V. ... tachycardia, multifocal ... bundle branch block
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Phasic Sinus Arrhythmia ... presence of AV block ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
ECG Multifocal ... Some P waves are blocked ... cardiology #diagnosis #ekg ... #electrocardiogram ... #clinical #comparison
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Waves/Fibrillary = afib ... Interval: • 1° Block ... >200ms • 2° Block ... loss of P • 2° Block ... • 3° Complete Block
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
with variable block ... atrioventricular block ... sinus syndrome) • Multifocal ... tachycardia • Ventricular ... /Afib/WPW) • Loss