11 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: round cysts, evenly ... Centrilobular emphysema ... #Radiology #CTChest ... #Cystic #Cysts ... #Differential #Comparison
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
between cavities and cysts ... Cysts occur without ... Cysts usually contain ... #Cavity #Cyst # ... Emphysema #Comparison
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 ... Differential #Diagram #Comparison ... TractionBronchiectasis #Cysts
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
the lung, like cyst ... a thick wall Cyst ... CavitaryLesion #Cavity #Cyst ... #Lung #Pulmonary ... #Diagnosis #Radiology
Honeycombing is defined by the presence of small cystic spaces with irregularly thickened walls composed of
Honeycomb cysts ... regardless of their cause ... Subpleural honeycomb cysts ... which subpleural cysts ... #Diagnosis #Radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... The cystic pattern ... When the cysts have ... seen and in many cases ... #Pulmonary #CXR
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
- Differential Diagnosis ... Attenuation: • Emphysema ... Antitripsyn Def • Cysts ... #Differential #Diagnosis ... #pulmonary #radiology
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
Differential diagnosis ... 90% are smokers, cysts ... Centrilobular emphysema ... another typical case ... Clinical #Radiology #CTChest
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
this pattern was caused ... by multiple cysts ... challenging differential diagnosis ... Radiology #CXR #CTChest ... Histiocytosis #Cystic