8 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
pneumonitis: ill defined centrilobular ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pneumonitis: ill defined centrilobular ... Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Comparison #Table ... #RadiologyAssistant
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
Tree-in-bud In centrilobular ... nodules the recognition ... identified in the lung ... #Pulmonary #CTChest ... TreeInBud #Diagram #RadiologyAssistant
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
80% of cases) or mosaic ... opacity due to lung ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... ring sign'. - Centrilobular ... #CTChest #Cystic ... Differential #Comparison #Table ... #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
glass pattern in a mosaic ... presents with centrilobular ... #Clinical #Radiology ... #CTChest #GGO # ... HypersenstitivityPneumonitis #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... patterns: reticular, nodular ... low attenuation (table ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... differential diagnosis (Table ... Nodular or irregular ... Pulmonary #HRCT #CTChest ... #Differential #RadiologyAssistant