6 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Lung cysts (LAM ... #LowAttenuation ... #Differential # ... Diagram #Comparison ... TractionBronchiectasis #Cysts
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... Honeycombing 4. ... #LowAttenuation ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... multiple thick walled cysts ... Honeycombing. 4. ... (LAM): regular cysts ... #LowAttenuation
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: round cysts, evenly ... Centrilobular emphysema ... Diagnosis #Radiology #CTChest ... #Cystic #Cysts ... #Table #RadiologyAssistant
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
the lung, like cyst ... , bulla, honeycombing ... a thick wall Cyst ... #Table #CavitaryLesion ... #Cavity #Cyst #
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 ... histiocytosis or honeycombing ... #RadiologyAssistant