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Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... diagnosis there ... #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, emphysema, bulla ... we describe a chest ... with a thin wall Emphysema ... #CXR #Lucency #Differential ... #Diagnosis #Radiology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Lung cysts (LAM ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Centrilobular emphysema ... #Radiology #CTChest ... #Cystic #Cysts ... #Differential #Comparison