12 results
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
Diagnostic algorithm ... HRCT = high-resolution ... pneumonitis ... #IPF #UIP #Algorithm ... #Diagnosis #Idiopathic
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
specific interstitial pneumonitis ... bronchiectasis, no honeycombing ... result of massive fibrosis ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern #Comparison
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary fibrosis ... on the CXR. ... A HRCT is needed ... to confirm the diagnosis ... HRCT demonstrated
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
UIP with honeycombing ... ) Differential diagnosis ... Hypersensitivity Pneumonitis ... show very similar HRCT ... #Comparison #Chronic
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
HRCT findings in ... UIP Honeycombing ... bronchiectasis due to fibrosis ... Radiology #CTChest #UIP ... #Interstitial #Pneumonitis
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Lung cysts (LAM, LIP ... on the basis of HRCT ... #Diagnosis #Radiology ... Differential #Diagram #Comparison ... #Honeycombing #
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
on HRCT Most of ... disease comes from HRCT ... On HRCT there are ... histiocytosis or honeycombing ... in many cases UIP
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... artifact); (G) UIP ... bronchiectasis, and honeycombing ... #Clinical #Diagnosis ... #HRCT #POCUS #Lung
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... as seen in fibrosis ... predominance: UIP ... Hypersensitivity pneumonitis ... bronchiolitis #Diagnosis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... combinations of fibrosis ... morphologic findings on HRCT ... findings of NSIP, UIP ... #Diagnosis #Radiology