121 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... • Hypoxia • Pulmonary ... hypertension Management ... #Multifocal #Atrial ... Diagnosis #ECG #EKG #Management
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Intracardiac Right ... Defect ** • Atrial ... Diagnosis #Algorithm #Causes ... #Pulmonary
Atrial Fibrillation Overview

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

1. Why?
Cardiac:
• Valvular heart disease
•
Atrial Fibrillation ... Palpitations, light-headedness ... Noncardiac: • Pulmonary ... Rate Control • ... Fibrillation #Cardiology #Management
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
with caution in pulmonary ... Treat underlying cause ... with caution in pulmonary ... Treat underlying cause ... Tachycardia #Treatment #management
Causes of Diastolic Murmurs - Differential Diagnosis Algorithm
Early Diastolic:
 • Aortic Regurgitation
 • Pulmonary Regurgitation (Graham-Steell
Causes of Diastolic ... Regurgitation • Pulmonary ... Flint Murmur) • Atrial ... Myxoma Prolapse Late ... Diagnosis #Algorithm #causes
Prostanoid prescribing and management in Pulmonary Arterial Hypertension (PAH)
Oral Prostanoids:
 - Selexipag
 - Treprostinil
Inhaled Prostanoids
 -
prescribing and management ... in Pulmonary Arterial ... #prescribing #Pulmonary ... #PAH #Management ... Algorithm #treatment #pharmacology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... disorders - Chronic pulmonary ... fibrillation at a rate ... Infarction • Pulmonary ... Differential #Diagnosis #Pathophysiology
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
pressures (RA, RV) ● Pulmonary ... (PAp) ● Pulmonary ... – CVP]/CO) ● Pulmonary ... SVI = CI/heart rate ... filling in atrial
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... Palpitations, light-headedness ... Noncardiac: • Pulmonary ... block or WPW Rate ... AFib #diagnosis #management
Acute Atrial Fibrillation - Initial Options for Rate Control
Diltiazem IV
 •  Rapid onset and rapidly
Acute Atrial Fibrillation ... IV bolus can cause ... • Does not cause ... #Control #pharmacology ... #management #cardiology