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Mediastinal masses are discussed in more detail in Mediastinal masses.
Here is just a brief overview. #Diagnosis
Mediastinal masses ... #Diagnosis #Radiology ... #Differential #Table ... #Anterior #Middle ... #Posterior #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
a patient with active ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table ... #RadiologyAssistant
Cardiac incisura
Click image to enlarge.
On the right side of the chest the lung will lie against
Cardiac incisura ... lie against the anterior ... This causes a density ... #Clinical #Radiology ... #Incisura #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... low attenuation (table ... seen and in many cases ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... morphologic findings on HRCT ... #Diagnosis #Radiology ... ILD #Findings #RadiologyAssistant
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
ground-glass opacity on HRCT ... have an active ... usually associated HRCT ... #Clinical #Radiology ... GroundGlass #GGO #RadiologyAssistant
Metastases
Metastases are the most common cause of multiple pulmonary masses.
Usually they vary in size and are
the most common cause ... HRCT will demonstrate ... has invaded the inferior ... #Clinical #Radiology ... Lung #Metastases #RadiologyAssistant
On a chest film only the outer contours of the heart are seen.
In many cases we
Enlargement will cause ... Ventricle - Most anterior ... #Anatomy #Radiology ... Atrium #Ventricle #Cardiac ... #Chambers #RadiologyAssistant
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
increased B-cell activity ... symptoms are not caused ... Self-limiting, chronic but stable ... neuropathy or cardiac ... papules, nodules; anterior
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
The table on the ... is the overall table ... Diagnosis #Pulmonary #Radiology ... #Anterior #Middle ... #Posterior #RadiologyAssistant