8 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pattern with areas ... atenuation and areas ... The HRCT shows a ... mosaic pattern ... #CXR #CTChest #
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... adenopathy and pleural effusion ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
with ground glass pattern ... (arrow) in the areas ... hyperperfused lung ... #Clinical #Radiology ... #CTChest #GGO #
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
areas. ... There are patchy areas ... disease #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Attenuation #Differential
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
The HRCT shows diffuse ... areas of ground-glass ... lobes and some mosaic ... pattern as the ... #CTChest #DIP #
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
expiratory scan: the mosaic ... pattern with areas ... attenuation and areas ... mid and lower lung ... #CTChest #Chronic
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
rare idiopathic lung ... The histologic pattern ... There are areas ... and extensive areas ... #CTChest #AIP #
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
radiographic findings are areas ... consider drug-related lung ... disease in the differential ... #Clinical #Radiology ... #CTChest #DrugInduced