16 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
Fibrosis and parenchymal ... and intralobular reticular ... existing irreversible fibrosis ... #Clinical #Radiology ... #CXR #CTChest #
On the left a chest film of a patient with UIP due to IPF.
The findings on
volume loss and fibrotic ... densities caused ... #Clinical #Radiology ... #Interstitial #Pneumonitis ... #Reticular #ILD
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary fibrosis ... On a chest X-ray ... a reticular pattern ... #Clinical #Radiology ... #CXR #UIP #Reticular
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
HRCT findings in UIP ... bronchiectasis due to fibrosis ... lymphadenopathy #Clinical ... #Radiology #CTChest ... #Interstitial #Pneumonitis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... indicates unknown cause ... combinations of fibrosis ... #Diagnosis #Radiology ... #Pulmonary #CTChest
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Hypersensitivity Pneumonitis ... In chronic HP fibrotic ... #Clinical #Diagnosis ... #Radiology #CTChest ... HypersensitivityPneumonitis #Fibrosis
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
demonstrates a reticular ... preference at the lung bases ... #Clinical #Radiology ... #CXR #UIP #CTChest ... #Reticular #Interstitial
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
a patient with DIP ... Reticular abnormalities ... and signs of fibrosis ... cessation of smoking #Clinical ... #Radiology #CTChest
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
non-specific interstitial pneumonitis ... hypersensitivity pneumonitis ... patients with a UIP ... #Clinical #Radiology ... #CTChest #DrugInduced
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
represents the second reticular ... composed of dense fibrous ... interstitial pneumonia (UIP ... #Clinical #Radiology ... #CTChest #Honeycombing