13 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Mobitz I Heart Block ... Brady Management ... • Block in AV ... Diagnosis #EKG #electrocardiogram
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
w/ AV Block, Atrial ... Tachy w/ AV Block ... w/ Variable AV Block ... , Mobitz I AV Block ... SVT WI Wide QRS, Ventricular
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... - w/ variable block ... (3) SA node block ... - Proximal AV block ... QRS - Distal AV block
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
First Degree AV Block ... Second Degree AV Block ... until a P wave (ventricular ... #heart #heartblock ... ekg #diagnosis #electrocardiogram
Complete (3rd Degree) Heart Block on ECG

ECG of a man brought to the ER by paramedics
Degree) Heart Block ... Complete #3rdDegree #HeartBlock ... #ECG #EKG #Electrocardiogram ... #Cardiology #Clinical
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• This is a clinically ... • The ventricular ... aka Ventricular ... escape, usually ventricular ... ecg #diagnosis #electrocardiogram
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
Paroxysmal AV Block ... persistent AV block ... escape, usually ventricular ... cardiology #ekg #ecg #electrocardiogram ... #clinical
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Complete Heart Block ... occurs during ventricular ... complete heart block ... complete heart block ... AWaves #Complete #HeartBlock
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
with syncope - Ventricular ... bundle branch block ... the diagnosis of ventricular ... VentricularTachycardia #Clinical ... Cardiology #ECG #EKG #Electrocardiogram
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 ... (< 5% pts with afibb ... disease, left ventricular ... propafenone with β-blocker ... #diagnosis #management