29 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
(COP) Cryptogenic ... • Secondary OP ... - Imaging: • CXR ... Anti-dsDNA, ANCA COP ... #COP #BOOP #pulmonary
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
arthritis and bilateral ... of organizing pneumonia ... Patients with OP ... Clinical #Radiology #CTChest ... #COP #Cryptogenic
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
(OP) and chronic ... OP is organizing ... pneumonia. ... called cryptogenic (COP ... 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 ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing pneumonia ... (COP). 3. ... COP. ... Radiology #HRCT #CTChest
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... also organizing pneumonia ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic CP ... • Pleuritic chest ... Lymphadenopathy, Chest ... : • Chest pain ... Rhabdomyolysis (rare) Co-MRSA
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
chronic eosinophilic pneumonia ... and an abnormal chest ... Like in COP we see ... Clinical #Radiology #CTChest ... #Eosinophilic #Pneumonia
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Edema, Hemorrhage, Pneumonia ... Hypersensitivity Pneumonia ... , COP, Chronic Eos ... Sarcoidosis, NSIP, COP
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
adenocarcinoma in situ; COP ... cryptogenic organising pneumonia ... ; OP, organising ... pneumonia; PJP, ... with symmetrical bilateral