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There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... cyst in the upper ... airways leading to pulmonary ... cyst formation ... #Clinical #Radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
them from cysts ... the surrounding lung ... Cysts occur without ... associated pulmonary ... #CTChest #Cavity
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: round cysts, evenly ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Round, smooth cysts ... distribution - PLCH ... Round cysts of ... #DCLD #pulmonary ... Algorithm #Diagnosis #differential
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
cysts (LAM, LIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... TractionBronchiectasis #Cysts
There is a hydropneumothorax.
Notice the air-fluid level.
The upper lobe is still attached to the chest wall
attached to the chest ... cyst in the upper ... airways leading to pulmonary ... cyst formation ... #Clinical #Radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, like cyst, cavity ... a thick wall Cyst ... #Cavity #Cyst # ... Lung #Pulmonary ... #Diagnosis #Radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... When the cysts have ... #Diagnosis #Radiology ... #Pulmonary #CXR
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Antitripsyn Def • Cysts ... Lymphocytic Int PNA, Lymphangioleiomyomatosis ... #Diagnosis #pulmonary ... #radiology
Lymphangioleiomyomatosis- Computed tomography of the chest, reconstructed in the coronal plane at the level of the
intraparenchymal pulmonary ... cysts (Panel A) ... numerous thin-walled cysts ... markers lined the cyst ... #LAM #radiology