11 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
distribution is seen in sarcoidosis ... in cryptogenic organizing ... pneumonia (COP) ... HRCT #ChestCT #Differential ... #Table #Distribution
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing ... pneumonia (COP) ... Sarcoidosis end-stage ... #Clinical #Radiology ... #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
The table summarizes ... caused by streptococcus ... pneumonia (OP) ... OP is organizing ... #Table #RadiologyAssistant
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... ), Cryptogenic organizing ... pneumonia (COP) ... Other ILDs: • Sarcoidosis ... ILD #diagnosis #differential
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
in the former case ... pneumonia, but ... #Clinical #Radiology ... #CTChest #COP # ... #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
diseases like organizing ... pneumonia (OP) ... - Sarcoidosis ... known as alveolar sarcoidosis ... #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
multiple ill-defined masses ... dealing with the differential ... pneumonia (OP) ... #Clinical #Radiology ... #BOOP #RadiologyAssistant
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Dyspnea - Differential ... Artery Disease • Stable ... Pulmonary Alveoli • Pneumonia ... • ARDS • COPD ... ILD • CHF • Sarcoidosis
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Organizing pneumonia ... (OP) - multiple ... Sarcoidosis - at ... #RadiologyAssistant
On the left a patient with both septal thickening and ground glass opacity in a patchy
bronchoalveolar carcinoma, sarcoidosis ... (NSIP), organizing ... pneumonia (COP) ... #Clinical #Radiology ... #Proteinosis #RadiologyAssistant