25 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
Fibrosis and parenchymal ... existing irreversible fibrosis ... #Clinical #Radiology ... #CXR #CTChest # ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
specific interstitial pneumonitis ... result of massive fibrosis ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Hypersensitivity pneumonitis ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest ... #GroundGlass #Differential ... #RadiologyAssistant
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... cough and some fever ... #Clinical #Radiology ... Pneumonia #PJP #RadiologyAssistant
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
Here a typical chest ... The differential ... hypersensitivity pneumonitis ... #Clinical #Radiology ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... NodularPattern #Differential ... Comparison #Table #RadiologyAssistant
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
bronchiectasis due to fibrosis ... lymphadenopathy #Clinical ... #Radiology #CTChest ... #Interstitial #Pneumonitis ... #ILD #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... Hypersensitivity Pneumonitis ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Mimic #ILD #RadiologyAssistant
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
with low-grade fever ... and an abnormal chest ... #Clinical #Radiology ... #CTChest #Eosinophilic ... EosinophilicPneumonia #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
hypersensitivity pneumonitis ... disease in the differential ... #Clinical #Radiology ... #CTChest #DrugInduced ... #RadiologyAssistant