41 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
(COP), chronic ... eosinophilic pneumonia ... #Diagnosis #Radiology ... HRCT #ChestCT #Differential ... Central #Peripheral #RadiologyAssistant
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... An acute reticular ... #Clinical #Radiology ... #CXR #Acute #Interstitial ... #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... called cryptogenic (COP ... #Diagnosis #Radiology ... #Table #RadiologyAssistant
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
of organizing pneumonia ... #Clinical #Radiology ... #CTChest #COP # ... Cryptogenic #Organizing #Pneumonia ... RheumatoidArthritis #ILD #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
between acute consolidation ... (OP) or chronic ... #Diagnosis #Radiology ... Consolidation #Acute ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing pneumonia ... (COP). 3. ... COP. ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... This was an acute ... lobar pneumonia ... #Clinical #Radiology ... #RadiologyAssistant
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
(COP), Respiratory ... (DIP), Acute interstitial ... pneumonia (AIP) ... : Acute, Chronic ... ILD #diagnosis #differential
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
CT Patterns - Differential ... Edema, Hemorrhage, Pneumonia ... Hypersensitivity Pneumonia ... , COP, Chronic Eos ... Sarcoidosis, NSIP, COP
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
diagnosis is lobar pneumonia ... table lists the differential ... #Diagnosis #Radiology ... Consolidation #Differential ... #RadiologyAssistant