11 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
in ground glass pattern ... bronchiolitis #Diagnosis ... #CTChest #GGO # ... #GroundGlass #Differential ... #RadiologyAssistant
Alveolar proteinosis is a rare disease characterized by filling of the alveolar spaces with PAS positive
The diagnosis is ... suggestive HRCT pattern ... #Clinical #Radiology ... #CTChest #AlveolarProteinosis ... #CrazyPaving #RadiologyAssistant
Key findings in alveolar proteinosis
- Crazy paving pattern: reticular pattern superimposed on ground glass opacification.
- Opacifications
: reticular pattern ... proteinacious material ... #Clinical #Radiology ... #CTChest #AlveolarProteinosis ... #CrazyPaving #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... The differential ... diagnosis is hypersensitivity ... #Clinical #Radiology ... #CTChest #GGO #
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
findigs alone, alveolar ... included in the differential ... #Clinical #Radiology ... #CTChest #Chronic ... #Fibrosis #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity ... #Clinical #Diagnosis ... #CTChest #Nodular ... #Differential # ... Comparison #Table #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... pulmonary edema: bilateral ... #Clinical #Radiology ... #Pulmonary #CTChest ... Comparison #Table #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... diagnosis of Hypersensitivity ... centrilobular emphysema. - Alveolar ... #Clinical #Diagnosis ... #Radiology #CTChest
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
The differential ... diagnosis includes ... chronic hypersensitivity ... #Clinical #Radiology ... #CXR #Lateral #
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
be high in the differential ... diagnostic list ... presentation of alveolar ... #Clinical #Radiology ... #CTChest #CHF #