33 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Complete Heart Block ... and Accelerated ... Tachycardia with 2:1 AV ... BlockBidirectional ... #ecg #ekg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... abberancy - N B Afib ... block (lower AV ... #electrocardiogram ... #cardiology #differential
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
Atrial Fibrillation ... AFib In pre-excitation ... + a-fib with RVR ... PreExcitation #clinical #ecg ... #ekg #electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
rhythm, Conduction blocks ... system: Conduction blocks ... tachycardia (AVRT ... Fibrillation (V-Fib ... Diagnosis #Causes #cardiology
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Hallmark ECG features ... Tachycardia (VT) AV ... wave peak time; and ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Bradycardia, AFib ... w/ AV Block, Atrial ... Tachy w/ AV Block ... AV Block, Mobitz ... II AV Block Wide
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
complex (PAC) - ECG ... look like the sinus ... aVF if it is originating ... #complexes #cardiology ... #ecg #electrocardiogram
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
Regular SVT: Sinus ... Tachycardia, AVNRT, AVRT ... Fibrillation, MAT, Sinus ... Tachycardia w/ PACs, AFIb ... w/ variable block
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Subepicardial atrial ... findings: Sinus ... #AVR #leadAVR #ecg ... #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
aVF) ... block. ... Wandering Atrial ... #Arrhythmia #cardiology ... #ecg #electrocardiogram