15 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Digoxin-Associated Arrhythmias ... unusually slow ventricular ... Bidirectional Ventricular ... EricsMedicalLectures/ #Digoxin #Arrhythmias ... cardiology #ecg #ekg #electrocardiogram
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
Virtually any arrhythmia ... toxicity • Classic arrhythmias ... automaticity) with slow ventricular ... digitalis #Toxicity #Electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Diagnosis for Arrhythmias ... rhythm) Tachy-arrhythmias ... (ventricular rate ... Fibrillation (V-Fib ... , VF) #Arrhythmias
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Escape Rhythm • Ventricular ... • Premature ventricular ... interval) • AFib ... aberrancy #Arrhythmias
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Sinus Bradycardia, AFib ... Irregular: Sinus Arrhythmia ... Sinus Arrest, AFib ... Slow Vent Rate, AFib ... SVT WI Wide QRS, Ventricular
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... DANGER (4) Vfib ... Irregular (1) A fib ... Distal AV block - ventricular ... EKG #diagnosis #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 ... represents the time for ventricular ... the setting of ventricular ... Branch Block - Ventricular ... JTInterval #QTc #electrocardiogram
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
bradycardia, a fib ... with slow ventricular ... waves #EKG #ECG #electrocardiogram
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Common Sustained Arrhythmia ... Irregularly irregular ventricular ... (< 5% pts with afibb ... disease, left ventricular ... #Fibrillation #AFib
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
PALPITATIONS: Arrhythmias ... supraventricular or ventricular ... tachycardia • Ventricular ... brain flow (VT/Vfib ... /Afib/WPW) • Loss