26 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... Differential #Comparison #Table ... #RadiologyAssistant
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... In the proper clinical ... caused by Streptcoccus ... #Clinical #Radiology ... #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
LCH: multiple round ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
histiocytosis (LCH ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table ... #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
consolidation #Clinical ... #Radiology #HRCT ... #CTChest #HighAttenuation ... Pattern #Comparison #Table ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing pneumonia ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... ILD #Findings #RadiologyAssistant
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
On the left a case ... and an abnormal chest ... #Clinical #Radiology ... #CTChest #Eosinophilic ... #RadiologyAssistant
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
in the former case ... also organizing pneumonia ... #Clinical #Radiology ... #CTChest #COP # ... #ILD #RadiologyAssistant
Drug-induced organizing pneumonia is commonly caused by Bleomycin and Cyclophosphamide and other drugs like Methotrexate, Amiodarone,
Drug-induced organizing pneumonia ... is commonly caused ... #Clinical #Radiology ... #CTChest #DrugInduced ... OrganizingPneumonia #RadiologyAssistant