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Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
unusually slow ventricular ... Complete Heart Block ... Bidirectional Ventricular ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Sinus pause/arrest vs Sinoatrial Block

#cardiology #diagnosis #ekg #ecg #electrocardiogram #sinuspause #sinoatrialblock
Sinus pause/arrest ... vs Sinoatrial Block ... #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
bradycardia, Sick Sinus ... rhythm, Conduction blocks ... system: Conduction blocks ... ) • SA node: Sinus ... Diagnosis #Causes #cardiology
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
Hypothermia on EKG ... . sinus bradycardia ... fib with slow ventricular ... #ECG #electrocardiogram ... #cardiology #diagnosis
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
commonly seen are sinus ... , sino-atrial (SA ... Non-paroxysmal atrial ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
of Ventricular ... bundle branch block ... bundle branch block ... #Electrocardiogram ... #Diagnosis #Cardiology
It starts as sinus rhythm with probable inferior STEMI, but becomes ventricular fibrillation (or polymorphic ventricular
It starts as sinus ... STEMI, but becomes ventricular ... or polymorphic ventricular ... #Clinical #EM #Cardiology ... #EKG #Arrest #VentricularTachycardia
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVTs - atrial ... - ventricular pacemaker ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
ARRHYTHMiA • SINUS ... FLUTTER • HEART BLOCK ... • PREMATURE VENTRICULAR ... NON-ARRHYTHMIC • SINUS ... Differential #Diagnosis #Cardiology
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Regular Rhythm: Sinus ... w/ variable AV block ... Regular Rhythm: Ventricular ... Rhythm: Polymorphic ventricular ... Differential #Diagnosis #cardiology