9 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Pneumonia (COP) ... , cavities • HRCT ... Anti-dsDNA, ANCA COP ... Pulmonary lymphoma, Diffuse ... Organizing #Pneumonia #COP
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
mainly seen in cryptogenic ... organizing pneumonia (COP ... #Diagnosis #Radiology ... #Pulmonary #HRCT
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... COP. ... #Clinical #Radiology ... #HRCT #CTChest
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
distribution: - Diffuse ... they may become diffuse ... idiopathic it is called cryptogenic ... (COP). ... #Diagnosis #Radiology
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in ... the diagnosis of cryptogenic ... #Clinical #Radiology ... #CTChest #COP # ... Cryptogenic #Organizing
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
diagnosis was cryptogenic ... organizing pneumonia (COP ... pneumonia the HRCT ... this #Clinical #Radiology ... #CTChest #COP #
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... the nodules are diffuse ... #Diagnosis #Radiology ... #Pulmonary #HRCT
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
morphologic findings on HRCT ... idiopathic or cryptogenic ... of NSIP, UIP, OP ... #Diagnosis #Radiology
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 ... Diagnosis #Pulmonary #Radiology ... #Differential #Algorithm