12 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
are: Mosaic pattern ... The HRCT shows a mosaic ... nodules of increased attenuation ... #Clinical #Radiology ... #CXR #CTChest #
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Mosaic Attenuation ... on Chest CT • ... #Attenuation #CT ... #Lung #Pulmonary ... #clinical
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
expiratory scan: the mosaic ... mid and lower lung ... proteinosis and other diseases ... #Clinical #Radiology ... #CTChest #Chronic
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
Mosaic attenuation ... due to chronic ... thromboembolic disease ... #Diagnosis #Radiology ... #Pulmonary #CTChest
On the left another patient with ground glass pattern in a mosaic distribution.
Again the ground glass
glass pattern in a mosaic ... hyperperfused lung ... thromboembolic disease ... #Clinical #Radiology ... #CTChest #GGO #
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
glass pattern in a mosaic ... caliber due to chronic ... thromboembolic disease ... #Clinical #Radiology ... #CTChest #GGO #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... hypertension • Mosaic ... attenuation • ... of the affected lung ... CT) • Broncho-arterial
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
pneumonia • Chronic ... Pneumonitis 3. ... Lung Abscess - Clinical ... : Pleuritic chest ... CT Lung Abscess
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
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bronchiolitis or chronic ... disease, like the ... penicillamine) #Clinical ... #Radiology #CTChest ... MosaicAttenuation #Mosaic
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
or fibrosis in chronic ... hypersensitivity pneumonitis ... consider drug-related lung ... #Clinical #Radiology ... #CTChest #DrugInduced