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On the left another patient with a large cardiac silhouette on the chest x-ray due to
to pericardial effusion ... Pericardial effusion ... CT-reconstruction #Clinical ... #Radiology #CXR ... PericardialEffusion #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
adenopathy and pleural effusion ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
#Clinical #Radiology #CXR #Opacification #Air #Bronchogram #AirBronchogram #PleuritisCarcinomatosa #Carcinomatosa #Effusion #RadiologyAssistant
#Clinical #Radiology ... #CXR #Opacification ... Carcinomatosa #Effusion ... #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Comparison #Table ... #RadiologyAssistant
Cardiac incisura
Click image to enlarge.
On the right side of the chest the lung will lie against
pericardial fat or effusion ... #Clinical #Radiology ... #CXR #Lateral # ... Cardiac #Incisura #RadiologyAssistant
Pleural effusion is not always visible as a meniscus in the costophrenic angle. 
A subpulmonic effusion
Pleural effusion ... A subpulmonic effusion ... #Clinical #Radiology ... #CXR #CHF #Pleural ... SubpulmonicEffusion #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Here another patient who had valve-replacement.
Notice the large heart size.
There is redistribution of the pulmonary vessels
#Clinical #Radiology ... #CTS #CXR #PostSurgical ... #Pericardial #Effusion ... PulmonaryEdema #RadiologyAssistant
Pleural fluid may become encysted.
Here we see fluid entrapped within the fissure.
This can sometimes give the
#Clinical #Radiology ... #CXR #Lateral # ... Effusion #Fissure ... #Pseudotumor #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
dealing with the differential ... #Clinical #Radiology ... #CXR #Peripheral ... OrganizingPneumonia #BOOP #RadiologyAssistant