10 results
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
- Differential Diagnosis ... ) Depending on degree ... epinephrine 4) Page Cardiology ... #Differential #Diagnosis ... #Management #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
PR shorted after ... Brady Management ... #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Second degree AV Block 2:1
 • During sinus rhythm, 2 to 1 AV block manifest as
Second degree AV ... sinus rhythm, 2 ... #ecg #diagnosis ... #ekg #electrocardiogram ... #cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... is gradual • After ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
blocks) - ECG Diagnosis ... In sinus rhythm ... #cardiology #ekg ... #ecg #diagnosis ... #electrocardiogram
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
Third Degree AV ... In sinus rhythm ... #Complete #cardiology ... #ekg #ecg #diagnosis ... #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... is gradual • After ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... ; and sinus tachycardia ... • Epicardial artery ... #cardiology #ecg ... #ekg #electrocardiogram
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Differential Diagnosis ... Paradoxical emboli via ASD ... Endocarditis Diagnosis ... than 5 to 7 days after ... #management #cardiology
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 ... benefit of restoring sinus ... Anticoagulation ≥4 weeks after ... Fibrillation #AFib #diagnosis ... #management #cardiology