14 results
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
on the CXR. ... A HRCT is needed ... Here a CXR with ... HRCT demonstrated ... RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... histiocytosis or honeycombing ... on a CXR. ... in many cases UIP ... #Differential #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... The HRCT demonstrates ... honeycombing and ... #UIP #CTChest # ... TractionBronchiectasis #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... Lung cysts (LAM, LIP ... low attenuation pattern ... on the basis of HRCT ... Emphysema #SignetRing #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... adenopathy and pleural effusion ... Honeycombing 4. ... Clinical #Radiology #HRCT ... Comparison #Table #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... bronchiectasis, no honeycombing ... Cryptogenic organizing pneumonia ... Clinical #Radiology #HRCT ... Comparison #Table #RadiologyAssistant
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
second reticular pattern ... recognizable on HRCT ... usual interstitial pneumonia ... (UIP). ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
have specific patterns ... morphologic findings on HRCT ... realise, that these patterns ... findings of NSIP, UIP ... ILD #Findings #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
of organizing pneumonia ... - Imaging: • CXR ... consolidation and GG pattern ... Rare: pleural effusions ... , cavities • HRCT
On the left a patient with GGO as dominant pattern.
In addition there is traction bronchiectasis indicating
As in UIP (usual ... interstitial pneumonia ... fibrosis with honeycombing ... from that seen in UIP ... GroundGlass #GGO #RadiologyAssistant