56 results
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
(COP) Cryptogenic ... - Clinical manifestations ... - Imaging: • CXR ... Anti-dsDNA, ANCA COP ... #COP #BOOP #pulmonary
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... most frequently caused ... The other cause ... #Clinical #Radiology ... #CXR #Acute #Interstitial
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... Idiopathic pulmonary ... (COP), Respiratory ... #differential #pulmonary ... #causes
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... (COP). 3. ... COP. ... #Clinical #Radiology ... #HRCT #CTChest
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
of organizing pneumonia ... Patients with OP ... #Clinical #Radiology ... #CTChest #COP # ... Cryptogenic #Organizing #Pneumonia
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
caused by streptococcus ... (OP) and chronic ... OP is organizing ... called cryptogenic (COP ... #Pulmonary #CXR
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
pneumonias (IIPs ... indicates unknown cause ... of NSIP, UIP, OP ... #Diagnosis #Radiology ... #Pulmonary #CTChest
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Lymphangitic Carcinoma, Interstitial ... Hypersensitivity Pneumonia ... , COP, Chronic Eos ... Sarcoidosis, NSIP, COP ... #radiology
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... (OP) - multiple ... this is nodular interstitial ... #Radiology #CXR
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Atelectasis #Diagnosis #Clinical ... #Radiology #CXR