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Atrial Fibrillation Overview

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

1. Why?
Cardiac:
• Valvular heart disease
•
Atrial Fibrillation ... light-headedness, dizziness ... Cardiac: • Valvular ... Noncardiac: • Pulmonary ... #Fibrillation #Cardiology
Left Atrium
 - The upper posterior border of the heart is formed by the left atrium.
Left Atrium - The ... atrium ... #Anatomy #Radiology ... #CXR #Lateral # ... #Cardiac #Chambers
Normal Hilar Anatomy on Chest X-Ray
The hilum is 95% vessels and while it is not important
Normal Hilar Anatomy ... branches and the pulmonary ... Pulmonary artery ... #Chest #XRay #CXR ... #clinical #radiology
On a chest film only the outer contours of the heart are seen.
In many cases we
Left Atrium - Most ... atrium. - Left ... #Anatomy #Radiology ... #CXR #Atrium #Ventricle ... #Cardiac #Chambers
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
light-headedness, dizziness ... exercise intolerance, chest ... Cardiac: • Valvular ... Noncardiac: • Pulmonary ... diagnosis #management #cardiology
This is a parasternal long axis view of a young patient presenting with 3 days of
aortic root, and left ... atrium should roughly ... between these can hint ... #Clinical #EM #Radiology ... #POCUS #CardiacUS
In this illustration the lower lobe arteries are coloured blue because they contain oxygen-poor blood.
They have
horizontally towards the left ... atrium, which is ... level of the main pulmonary ... #Anatomy #Radiology ... #CXR #Lateral #
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
muscle twitching CARDIAC ... Nonarrhythmic Cardiac ... Pheochromocytoma • Pulmonary ... Lightheadedness/dizziness ... #Palpitations #Cardiology
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
output because of cardiac ... Left ventricle ( ... can be seen on a chest-film ... #Diagnosis #Radiology ... #CHF #CXR #Features
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... exam Determine Cardiac ... days before Pulmonary ... one post op Cardiology ... postoperative cardiac