13 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
in ground glass pattern ... predominance: UIP ... distribution: Hypersensitivity ... GroundGlassOpacity #GroundGlass ... #Differential #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis are: Mosaic pattern ... Fibrosis and parenchymal ... shows a mosaic pattern ... #Clinical #Radiology ... #RadiologyAssistant
Here another case of hypersensitivity pneumonitis.
There is a mosaic pattern.
Some secundary lobules demonstrate ground-glass opacity due
another case of hypersensitivity ... There is a mosaic pattern ... #Clinical #Radiology ... HypersensitivityPneumonitis #Mosaic #GroundGlass ... #RadiologyAssistant
On the left a patient with GGO as dominant pattern.
In addition there is traction bronchiectasis indicating
As in UIP (usual ... from that seen in UIP ... #Clinical #Radiology ... NonspecificInterstitialPneumonia #GroundGlass ... #GGO #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
UIP UIP is a histologic ... fibrosis. ... a chest X-ray UIP ... #Clinical #Radiology ... #Honeycombing #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
in chronic hypersensitivity ... patients with a UIP ... pattern or NSIP ... #Clinical #Radiology ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Differential diagnosis of Hypersensitivity ... In chronic HP fibrotic ... #Clinical #Diagnosis ... HypersensitivityPneumonitis #Fibrosis ... #Mimic #ILD #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... Signs of fibrosis ... with a mozaic pattern ... #Clinical #Radiology ... #RadiologyAssistant
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
the ground-glass pattern ... the result of fibrosis ... #Clinical #Radiology ... #CTChest #GroundGlass ... #GGO #RadiologyAssistant
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
second reticular pattern ... composed of dense fibrous ... #Clinical #Radiology ... #Honeycombing #UIP ... UsualInterstitialPneumonia #RadiologyAssistant