22 results
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... - Multifocal ill-defined ... mass - Solitary Pulmonary ... Atelectasis #Diagnosis ... #Clinical #Radiology
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... pneumonia (NSIP), Cryptogenic ... polyangiitis, Eosinophilic ... #diagnosis #differential ... #pulmonary #causes
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
On the left two cases ... The final diagnosis ... was cryptogenic ... this #Clinical #Radiology ... #CTChest #COP #
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... • HRCT: patchy consolidation ... pneumonia, Chronic eosinophilia ... pneumonia, Pulmonary ... #ILD #diagnosis
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
lobar pneumonia caused ... OP) and chronic eosinophilic ... idiopathic it is called cryptogenic ... #Diagnosis #Radiology ... #Pulmonary #CXR
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
complete ring of consolidation ... • Infectious Causes ... polyangiitis (Wegener), Eosinophilic ... granulomatosis, Cryptogenic ... #pulmonary
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
carcinoma, the diagnosis ... of cryptogenic ... #Clinical #Radiology ... #CTChest #COP # ... #Pneumonia #ILD
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
Consolidation is ... you think of the causes ... the alveoli and cause ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... #Clinical #Diagnosis ... #Radiology #CXR ... #Causes #RadiologyAssistant
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
bilateral peripheral consolidations ... in the former case ... #CTChest #COP # ... Cryptogenic #Organizing ... #Pneumonia #ILD