18 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... 200ms from longer pause ... - ventricular pacemaker ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... • Ventricles: Ventricular ... Fibrillation (V-Fib ... Arrhythmias #Anatomical #Differential ... #Diagnosis #Causes
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... • AFib/AFlutter ... /3rd degree AV Block ... #Cardiology #Differential ... Diagnosis #Algorithm #causes
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
chest pain, near-syncope ... , syncope. ... bundle branch block ... disease, left ventricular ... #Fibrillation #AFib
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Escape Rhythm • Ventricular ... • Premature ventricular ... interval) • AFib ... Diagnosis #Algorithm #causes
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... • AV block ... Tachyarrhythmias • Ventricular ... #Differential # ... Classification #Table #Causes
Syncope - Differential Diagnosis Framework
Reflex Syncope:
• Vasovagal: Prolonged standing, Stress, Pain
• Situational: Coughing, Sneezing, Micturition, Defecation,
Syncope - Differential ... bradycardia, Sinus pauses ... , AV block • Tachyarrhythmias ... : Ventricular • ... #Differential #
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Bradycardia - Differential ... w/ AV Block, Atrial ... Sinus Arrest, AFib ... SVT WI Wide QRS, Ventricular ... #Bradycardia #Differential
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
Causes of Palpitations ... FLUTTER • HEART BLOCK ... • PREMATURE VENTRICULAR ... #Palpitations #Causes ... #Differential #
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... supraventricular or ventricular ... tachycardia • Ventricular ... /Afib/WPW) • Loss ... consciousness • Near-syncope