337 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... different P wave morphologies ... • Hypoxia • Pulmonary ... #Multifocal #Atrial
Comparison of Multifocal Atrial Tachycardia, Atrial Fibrillation and Atrial Flutter
Multifocal Atrial Tachycardia - Atrial Rate >
of Multifocal Atrial ... Tachycardia, Atrial ... Fibrillation and Atrial ... 1. >3 p wave morphologies ... Flutter - Atrial
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... different P wave morphologies ... Atrial flutter ... (Ectopic) Atrial
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Differential Diagnosis Algorithm ... Arterial Hypertension ... Defect ** • Atrial ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... distinct P-wave morphologies ... MAT #Multifocal #Atrial
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... arterial hypertension ... arterial hypertension ... ; PCH, pulmonary ... Hypertension #Workup #Algorithm
This is ATRIAL FIBRILLATION. Fibrillating right atria and rapid ventricular response.
Pulmonary vein isolation was performed and
This is ATRIAL FIBRILLATION ... Fibrillating right atria ... Pulmonary vein isolation
ECG changes in Pulmonary Embolism
 - 
Sinus tachycardia 
 - 
Complete or incomplete RBBB 
 -
ECG changes in Pulmonary ... V1 - Right atrial ... enlargement (P pulmonale ... rotation - Atrial ... - #Pulmonary
Causes of Diastolic Murmurs - Differential Diagnosis Algorithm
Early Diastolic:
 • Aortic Regurgitation
 • Pulmonary Regurgitation (Graham-Steell
Differential Diagnosis Algorithm ... Regurgitation • Pulmonary ... Flint Murmur) • Atrial ... Differential #Diagnosis #Algorithm
Atrial Fibrillation Overview

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

1. Why?
Cardiac:
• Valvular heart disease
•
Atrial Fibrillation ... Noncardiac: • Pulmonary ... Anticoagulation #Atrial ... Cardiology #Management #Algorithm