1131 results
Atrial Fibrillation Overview

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

1. Why?
Cardiac:
• Valvular heart disease
•
Atrial Fibrillation ... dizziness, dyspnea, exercise ... Anticoagulation #Atrial
Left Atrial Myxoma on POCUS Echocardiogram - A4C view
Adult female having fatigue/DOE. Attributes to deconditioning. Starts
Left Atrial Myxoma ... Starts exercise ... diagnosis-left atrial ... RJonesSonoEM #Atrial
Left Atrial Myxoma on POCUS Echocardiogram - S4C view
Adult female having fatigue/DOE. Attributes to deconditioning. Starts
Left Atrial Myxoma ... Starts exercise ... diagnosis-left atrial ... RJonesSonoEM #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 ... dizziness, dyspnea, exercise ... risk factors Atrial ... right and left atria ... identify left atrial
Atrial Fibrillation RVR - Medications
Diltiazem
 • Preferred in patients with chronic lung such as Asthma and
Atrial Fibrillation ... associated with exercise ... #Atrial #Fibrillation
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Glucocorticoids, IL-1B, ATRA ... post-splenectomy, Exercise
Portopulmonary Hypertension
Presence of pulmonary arterial hypertension in a patient with portal hypertension
No other obvious causes (chronic
Presence of pulmonary arterial ... ventricular size, Right atrial ... functional class, exercise
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
through SA Node, Atrium ... Tachycardia • Atrial ... Tachycardia • Atrial ... Flutter • Atrial
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Mechanism - Arterial ... cause can improve Exercise ... Cyanosis worsens Arterial ... Cyanosis reduces Exercise ... same or improves Arterial
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
tachycardia • Atria ... : Premature Atrial ... Contractions (PACs), Atrial ... Flutter (AFL), Atrial ... FAT), Multifocal Atrial