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Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
Atelectasis, Nodule / mass ... • Masses: Anterior ... Middle mediastinal, Posterior ... Pericardial effusion • CXR ... #radiology
Hilum Overlay Sign on Chest X-Ray
If a mass is in contact with the pulmonary vessels then,
contact with the pulmonary ... either anterior or posterior ... hilum: In this case ... XRay #clinical #radiology ... #CXR
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... seen and in many cases ... #Diagnosis #Radiology ... #Pulmonary #CXR
On a chest film only the outer contours of the heart are seen.
In many cases we
On a chest film ... Enlargement will cause ... #Anatomy #Radiology ... #CXR #Atrium #Ventricle ... #Cardiac #Chambers
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
since in many cases ... visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion ... Cavity #Cyst #Lung #Pulmonary
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
The table on the ... #Diagnosis #Pulmonary ... #Radiology #Mediastinal ... #Mass #Differential ... #Middle #Posterior
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
-55; f 50-60y (hormonal ... e.g. incidental CXR ... Pulmonary: dyspnea ... , cough, chest pain ... nodules; anterior/posterior