20 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... : • CXR: Peripheral ... Anti-dsDNA, ANCA COP ... #Pneumonia #COP ... BOOP #pulmonary #ILD
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
Patients with OP ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia ... RheumatoidArthritis #ILD
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia ... #ILD #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
pneumonia (OP) ... OP is organizing ... called cryptogenic (COP ... The old name is ... Radiology #Pulmonary #CXR
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in OP ... consolidations of OP ... #COP #Cryptogenic ... #Organizing #Pneumonia ... #ILD #RadiologyAssistant
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Idiopathic Interstitial Pneumonias ... ), Cryptogenic organizing ... pneumonia (COP) ... Acute interstitial pneumonia ... • Eosinophilic pneumonia
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... COP. ... Radiology #HRCT #CTChest
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
lymphoid interstitial pneumonia ... OP: organizing pneumonia ... usual interstitial pneumonia ... acute interstitial pneumonia ... ConnectiveTissueDiseases #ILD
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) ... Clinical #Radiology #CXR ... #Distribution #Organizing
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
adenocarcinoma in situ; COP ... , cryptogenic organising ... pneumonia; LPA, ... ; OP, organising ... with symmetrical bilateral