10 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
are: Mosaic pattern ... and intralobular reticular ... #Clinical #Radiology ... #CXR #CTChest # ... #Fibrosis #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
low attenuation (table ... pattern on a CXR ... in many cases UIP ... Pattern #Differential ... #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
fibrosis. ... a reticular pattern ... a reticular pattern ... #CXR #UIP #Reticular ... #Interstitial #
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
in ground glass pattern ... Hypersensitivity pneumonitis ... #Pulmonary #CTChest ... #GroundGlass #Differential ... #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
volume loss and fibrotic ... #Clinical #Radiology ... #CXR #CTChest # ... #Usual #Interstitial ... #Pneumonitis #Reticular
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Diagnosis Framework Reticular ... Lymphangitic Carcinoma, Interstitial ... Hypersensitivity Pneumonitis ... #pulmonary #radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
pneumonias (IIPs ... combinations of fibrosis ... listed in the table ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
The differential ... diagnosis includes chronic ... #Clinical #Radiology ... #CXR #Lateral # ... #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
by fluid, fibrous ... cells results in a pattern ... diagnosis (Table ... #Diagnosis #Radiology ... RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
fibrosis in chronic ... patients with a UIP ... #Clinical #Radiology ... #CTChest #DrugInduced ... #RadiologyAssistant