12 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
low attenuation (table ... The cystic pattern ... in many cases UIP ... Pattern #Differential ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... pneumonitis (NSIP ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
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 ... #Pulmonary #CTChest ... #GroundGlass #Differential ... #RadiologyAssistant
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
multilayered thick-walled cysts ... #Radiology #CTChest ... #Usual #Interstitial ... #Pneumonitis #ILD ... #RadiologyAssistant
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
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
fibrosis. ... #Clinical #Radiology ... #CXR #UIP #Reticular ... #Interstitial # ... #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
volume loss and fibrotic ... thick walls of the cysts ... #Clinical #Radiology ... #CXR #CTChest # ... #Usual #Interstitial
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #CTChest #Nodular ... #Differential # ... Comparison #Table ... #RadiologyAssistant
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
composed of dense fibrous ... feature of usual interstitial ... #Clinical #Radiology ... #CTChest #Honeycombing ... #RadiologyAssistant
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
The differential ... hypersensitivity pneumonitis ... #Clinical #Radiology ... #CXR #Lateral # ... #RadiologyAssistant