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The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Lung cysts (LAM ... cell histiocytosis ... ) - Bronchiectasis ... #Diagnosis #Radiology ... TractionBronchiectasis #Cysts
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : round cysts, evenly ... bronchiectasis: ... #Radiology #CTChest ... #Cystic #Cysts
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a Chest X-Ray ... detected on a chest ... When the cysts have ... #Diagnosis #Radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
the lung, like cyst ... we describe a chest ... a thick wall Cyst ... #Lucency #Differential ... CavitaryLesion #Cavity #Cyst
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
On the left a chest ... findig on the chest ... cysts. ... #CXR #CTChest # ... #Cystic #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Antitripsyn Def • Cysts ... HiRes #HighRes #Chest ... Differential #Diagnosis
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
feature is the lucency ... them from cysts ... #Radiology #CTChest ... #Cavity #Cyst # ... #RadiologyAssistant