12 results
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... may not occur Differential ... tachycardia • ... #differential # ... cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Contractions (PVC ... ), Ventricular tachycardia ... #Diagnosis #Causes ... #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential ... Diagnosis Algorithm Narrow ... Narrow Complex ... #cardiology
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
- ECG Definition ... : • Ventricular ... imbalance • Ventricular ... WCT #diagnosis #cardiology ... #definition #differential
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
Causes of Palpitations ... • VENTRICULAR ... • HYPOXIA PSYCHIATRIC ... #Differential # ... Diagnosis #Cardiology
Torsades de Pointes (TdP): Pathogenesis and Clinical Findings

Polymorphic ventricular tachycardia initiated by PVC in the setting
Polymorphic ventricular ... tachycardia initiated ... by PVC in the setting ... pathophysiology #cardiology ... #causes #differential
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
200ms from longer pause ... Distal AV block - ventricular ... bradyarrhythmia #ECG ... electrocardiogram #cardiology ... #differential
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... WPW) - Narrow ... tachyarrhythmias #Cardiology ... #Differential # ... Diagnosis #Algorithm #causes
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
ST elevation: Differential ... • Narrow complex ... Differentiating ventricular ... #differential # ... cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... Hyperthyroidism • Anemia Psychiatric ... palpitations: PVC ... #Palpitations #Cardiology