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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 ... Cardiac: • Valvular ... Decompensated HF ... Noncardiac: • Pulmonary ... #Fibrillation #Cardiology
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
CT to rule out pulmonary ... was cardiogenic pulmonary ... #Clinical #Radiology ... #CTChest #SeptalThickening ... #CHF #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
The pulmonary vascular ... during a period of CHF ... #Clinical #Radiology ... #CXR #CHF #Cephalization ... Redistribution #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
a patient with CHF ... redistribution of pulmonary ... the cardiac silhouette ... #Clinical #Radiology ... #Comparison #RadiologyAssistant
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Diagnosis Algorithm Cardiac ... Arterial Hypertension ... • Pulmonary ... Veno-Occlusive Disease #RHF ... #HeartFailure #Cardiology
On a chest film only the outer contours of the heart are seen.
In many cases we
On a chest film ... blood from the pulmonary ... #Anatomy #Radiology ... #Cardiac #Chambers ... #RadiologyAssistant
There are three principal varieties of pulmonary edema: cardiac, overhydration and increased capillary permeability (ARDS). 
The
principal varieties of pulmonary ... different forms of pulmonary ... #Clinical #Radiology ... #CXR #CHF #Vascular ... VascularPedicleWidth #RadiologyAssistant
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
exercise intolerance, chest ... Cardiac: • Valvular ... Decompensated HF ... Noncardiac: • Pulmonary ... diagnosis #management #cardiology
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
without contrast material ... years BONE - Spine ... Tomography (CT) — Spine ... mSv 4 years - Cardiac ... #PatientInfo #Radiology
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
output because of cardiac ... results in decreased cardiac ... can be seen on a chest-film ... #Diagnosis #Radiology ... Findings #Diagram #RadiologyAssistant