11 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... ) or interstitial ... bronchiolitis, PCP ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
the air in the alveoli ... Is it pus, edema ... or tumor cells (Table ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV/AIDS ... Patients • Diffuse Interstitial ... edema; ARDS, Metastatic ... alveolar proteinosis ... Sarcoma • Focal Consolidation
Based on the images alone, it is usually not possible to determine the cause of the
Pulmonary hemorrhage ... edema - filling ... of the alveoli ... this is nodular interstitial ... #Causes #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
edema: bilateral ... bronchovascular interstitium ... edema. ... Differential #Comparison #Table ... #RadiologyAssistant
Stage III - Alveolar edema
This stage is characterized by continued fluid leakage into the interstitium, which
leakage into the interstitium ... (alveolar edema ... consolidations ... #Pulmonary #Edema ... AlveolarEdema #RadiologyAssistant
Crazy Paving is a combination of ground glass opacity with superimposed septal thickening (5).
It was first
) - Infection (PCP ... Bronchoalveolarca (BAC) - Pulmonary ... hemorrhage - Edema ... heart failure, ARDS ... AlveolarProteinosis #RadiologyAssistant
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
seen when the consolidations ... capillary leak like in ARDS ... #CTChest #CHF #Alveolar ... #Pulmonary #Edema ... Gravity #Dependent #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
differential diagnosis (Table ... pulmonary edema ... or lymphoma and alveolar ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
peribronchovascular interstitium ... Alveolar proteinosis ... edema. ... Pattern #Comparison #Table ... #RadiologyAssistant