24 results
The Aetiology of Ventricular Tachycardia (VT) in the Structurally Normal Heart and in Structural Heart Disease
The Aetiology of Ventricular ... Heart Disease #Ventricular ... #Tachycardia #Classification ... #Differential #Diagnosis
Ventricular Fibrillation
• Completely disorganized 
• Immediate cessation of cardiac output, no associated pulse 
• No discernible
Ventricular Fibrillation ... with Life #Ventricular ... #Fibrillation #VFib ... #Diagnosis #Cardiology
Valvular vs Non-Valvular Atrial Fibrillation - Classification
Valvular:
 • Presence of moderate-to-severe mitral stenosis or artificial (mechanical)
Fibrillation - Classification ... #Fibrillation #AFib ... #Classification ... #diagnosis #cardiology
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
- Differential Diagnosis ... Sinus Bradycardia, AFib ... Sinus Arrest, AFib ... SVT WI Wide QRS, Ventricular ... #Differential #Diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... DANGER (4) Vfib ... Irregular (1) A fib ... Distal AV block - ventricular ... bradyarrhythmia #ECG #EKG #diagnosis
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... • Ventricles: Ventricular ... Tachy-arrhythmias (ventricular ... Fibrillation (V-Fib ... #Differential #Diagnosis
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
control with early Afib ... (< 5% pts with afibb ... disease, left ventricular ... #Fibrillation #AFib ... #diagnosis #management
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... Escape Rhythm • Ventricular ... • Premature ventricular ... interval) • AFib ... #Differential #Diagnosis
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
restrictive left ventricular ... #Diagnosis #Cardiology ... Dysfunction #Grading #Classification
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
bradycardia, a fib ... with slow ventricular ... electrocardiogram #cardiology #diagnosis