16 results
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
pulmonary edema: bilateral ... to filling of alveoli ... #Clinical #Radiology ... #Pulmonary #CTChest ... Comparison #Table #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Filling of the alveolar ... inflammation or tumor ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
the air in the alveoli ... edema, blood or tumor ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
malignancy lymphangitic carcinomatosis ... presentation of alveolar ... #Clinical #Radiology ... #CTChest #CHF # ... IntersitialEdema #Septal #RadiologyAssistant
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
with asthma or CF ... an obstructing tumor ... #Clinical #Radiology ... #CXR #CTChest # ... Mucus #Plugging #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Lymphangitic carcinomatosis ... Alveolar proteinosis ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Pleural fluid may become encysted.
Here we see fluid entrapped within the fissure.
This can sometimes give the
called 'vanishing tumor ... #Clinical #Radiology ... #CXR #Lateral # ... #Pseudotumor #RadiologyAssistant
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
transudate like in CHF ... #Clinical #Radiology ... #CTChest #CHF # ... Alveolar #Pulmonary ... Gravity #Dependent #RadiologyAssistant
Previous normal chest x-ray (left) and CHF stage II with perihilar haze (right). On the left
Previous normal chest ... x-ray (left) and CHF ... The lateral view ... #Clinical #Radiology ... #Thickening #RadiologyAssistant
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
be specific for alveolar ... proteinosis, but later ... failure, ARDS, AIP) #Clinical ... #Radiology #CTChest ... AlveolarProteinosis #RadiologyAssistant