15 results
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
• Ventricles: Ventricular ... Tachy-arrhythmias (ventricular ... Contractions (PVC), Ventricular ... Fibrillation (V-Fib ... Differential #Diagnosis #Causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... DANGER (4) Vfib ... Irregular (1) A fib ... 200ms from longer pause ... Distal AV block - ventricular
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Escape Rhythm • Ventricular ... • Premature ventricular ... interval) • AFib ... Diagnosis #Algorithm #causes
Torsades de Pointes (TdP): Pathogenesis and Clinical Findings

Polymorphic ventricular tachycardia initiated by PVC in the setting
Polymorphic ventricular ... TdP #Diagnosis #pathophysiology ... #cardiology #causes
Commotio Cordis 
- Commotio cordis occurs when an object strikes the chest over the heart. It
It can cause sudden ... years old, and ventricular ... Cordis #Diagnosis #Pathophysiology
Causes of Atrial Fibrillation

Heart disease 
 - Aging heart 
 - Cardiomyopathies 
 - Congestive heart
Causes of Atrial ... #Fibrillation #AFib ... #Cardiology #Pathophysiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
• Bradycardia caused ... supraventricular or ventricular ... tachycardia • Ventricular ... brain flow (VT/Vfib ... /Afib/WPW) • Loss
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
fibrillation - Left ventricular ... considered in all cases ... coagulation and other causes ... Venous #Arterial #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Phases: Phase 0 - Ventricular ... efflux • Delays ventricular ... repolarization Phase 3 - Ventricular ... Classification #Classes ... #pathophysiology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
extrapulmonary cases ... decreased reflexes Pathophysiology ... - Detection of AFB