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Mediastinal masses are discussed in more detail in Mediastinal masses.
Here is just a brief overview. #Diagnosis
#Diagnosis #Radiology ... #Mediastinal #Mass ... #Differential # ... Table #Anterior ... #Middle #Posterior
Here are the most common examples of these four patterns on a chest x-ray (click image
Consolidation - Lobar ... opacities Nodule or mass ... Atelectasis #Diagnosis #Clinical ... #Radiology #CXR ... Consolidation #Patterns #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table ... #RadiologyAssistant
The CT-images demonstrate the atelectasis of the left upper lobe (blue arrow).
There is a centrally located
centrally located mass ... #Clinical #Radiology ... #CTChest #LUL # ... Lobar #Collapse ... #Obstructive #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Comparison #Table ... #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
arise within a mass ... In the differential ... #Clinical #Diagnosis ... #Radiology #CTChest ... Emphysema #Comparison #RadiologyAssistant
The second most common chest wall abnormalities that we see on a CXR are metastases in
second most common chest ... the expansile mass ... in the posterior ... #Clinical #Radiology ... RibMetastases #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... #Clinical #Radiology ... #Pulmonary #CTChest ... #Comparison #Table ... #RadiologyAssistant
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
Diagnosis #Pulmonary #Radiology ... #Mediastinal #Mass ... #Differential # ... #Middle #Posterior ... #RadiologyAssistant
On a normal lateral chest film the silhouette of the left diaphragm 2- can be seen
normal lateral chest ... can be seen from posterior ... One should be able ... #Clinical #Radiology ... SilhouetteSign #RadiologyAssistant