12 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... DANGER (4) Vfib ... 200ms from longer pause ... - ventricular pacemaker ... EKG #diagnosis #electrocardiogram
Paroxysmal AV Block aka Ventricular Standstill
 • Abrupt and persistent AV block ( multiple P waves
Paroxysmal AV Block ... aka Ventricular ... #Paroxysmal #AVBlock ... #Ventricular #Standstill ... cardiology #ecg #ekg #electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
• Ventricles: Ventricular ... Tachy-arrhythmias (ventricular ... Fibrillation (AF), Paroxysmal ... Fibrillation (V-Fib ... Differential #Diagnosis #Causes
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
Paroxysmal AV Block ... escape, usually ventricular ... following P wave #Paroxysmal ... #AVBlock #diagnosis ... cardiology #ekg #ecg #electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• AV Block (ISt ... Escape Rhythm • Ventricular ... • Premature ventricular ... interval) • AFib ... 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
bundle branch block ... control with early Afib ... (< 5% pts with afibb ... disease, left ventricular ... Pill-in-the-pocket" for paroxysmal
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Left or right ventricular ... bundle branch block ... preexcitation, or ventricular ... Differential #Diagnosis #Causes ... Cardiology #ECG #EKG #Electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• The ventricular ... Paroxysmal AV Block ... aka Ventricular ... escape, usually ventricular ... ecg #diagnosis #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
irregular rhythms: Paroxysmal ... with variable block ... supraventricular or ventricular ... tachycardia • Ventricular ... /Afib/WPW) • Loss
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Waves/Fibrillary = afib ... >200ms • 2° Block ... aVF) • Right ventricular ... Arrhythmogenic right ventricular ... Interpretation #ECG #Electrocardiogram