13 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
2:1 AV Block • ... Bidirectional Ventricular ... #Arrhythmias #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... Syndrome (SSS) • AV ... ) • AV node: AV ... #Differential #Diagnosis ... #Causes #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential Diagnosis ... AV reentrant tachycardia ... • Atrial tachycardia ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... • SA Block • AV ... with Variable AV ... tachyarrhythmias #Cardiology ... #Algorithm #causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... flutter (3) SVTs ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves • Caused ... , it indicates AV ... activation from SVT ... Cannon #AWaves #diagnosis ... #cardiology #CVP
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... (> 160ms) - AV ... #Comparison #VentricularTachycardia ... #Versus #ecg #ekg ... #cardiology #diagnosis
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... - In most case ... ECG usually shows ... Pathophysiology #cardiology ... #SVT
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... Palpitations Diagnosis ... Arrhythmias: • SVT ... & termination: SVT ... #Palpitations #Cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... Drive: • Sinus Tachycardia ... • Non-specific ST-T ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram