8 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Langerhans cell histiocytosis ... #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 ... Langerhans cell histiocytosis ... #CTChest #Cystic ... #Comparison #Table ... #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
Langerhans cell histiocytosis ... with end-stage fibrosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Comparison #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
centrilobular emphysema ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison ... #Mimic #ILD #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Langerhans cell histiocytosis ... #Clinical #Diagnosis ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
film of a 19 year old ... diagnosis in this ... #Clinical #Radiology ... #CXR #CTChest # ... #Cystic #RadiologyAssistant
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
Differential diagnosis ... Langerhans cell histiocytosis ... Centrilobular emphysema ... #Clinical #Radiology ... #CTChest #Lymphangiomyomatosis
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
are paraseptal emphysema ... there is a broad differential ... diagnosis and additional ... #CTChest #RBILD ... #RadiologyAssistant