13 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... mainly seen in cryptogenic ... organizing pneumonia ... (COP), chronic ... #Differential #Table
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Cryptogenic Organizing ... Pneumonia (COP) ... Imaging: • CXR: Peripheral ... Anti-dsDNA, ANCA COP ... #COP #BOOP #pulmonary
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
and bilateral peripheral ... as a result of organizing ... Patients with OP ... Radiology #CTChest #COP ... #Cryptogenic #Organizing
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... COP. ... Pattern #Comparison #Table
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... perihilar (batwing) or peripheral ... OP is organizing ... idiopathic it is called cryptogenic ... (COP).
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
- Bilateral peripheral ... typical bilateral peripheral ... organizing pneumonia ... Radiology #CTChest #COP ... #Cryptogenic #Organizing
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
small bilateral peripheral ... this was also organizing ... Radiology #CTChest #COP ... #Cryptogenic #Organizing
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
subpleural and peripheral ... diagnosis was cryptogenic ... organizing pneumonia ... (COP). ... Radiology #CTChest #COP
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
Maculopapular Rashes - THE ALGORITHMIC ... macule and papule (Table ... Those with centrally ... Maculopapular #Rash #Algorithm ... #Central #Peripheral
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
adenocarcinoma in situ; COP ... , cryptogenic organising ... interstitial pneumonia; OP ... , organising pneumonia ... #Differential #Algorithm