43 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
), Cryptogenic organizing ... pneumonia (COP) ... (DIP), Acute interstitial ... pneumonia (AIP) ... • Eosinophilic pneumonia
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
as a result of organizing ... pneumonia. ... Clinical #Radiology #CTChest ... #Cryptogenic #Organizing ... #ILD #RadiologyAssistant
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lung diseases LIP ... OP: organizing pneumonia ... I-JIP: usual interstitial ... AIP: acute interstitial ... ConnectiveTissueDiseases #ILD
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
this was also organizing ... pneumonia, but ... Clinical #Radiology #CTChest ... #Pneumonia #ILD ... #RadiologyAssistant
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
in cryptogenic organizing ... pneumonia (COP) ... chronic eosinophilic pneumonia ... and UIP. ... Central #Peripheral #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Other examples are organizing ... OP is organizing ... The old name is ... Bronchiolitis Obliterans Organizing ... Differential #Table #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
restricted to areas ... pneumonia was made ... Clinical #Radiology #CTChest ... #Pneumonia #ILD ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... findings of NSIP, UIP ... Radiology #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... Radiology #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
larger ones are ill-defined ... the diagnosis of organizing ... pneumonia (OP) ... #Distribution #Organizing ... #BOOP #RadiologyAssistant