27 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Filling of the alveolar ... resolution of the HRCT ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #Differential #RadiologyAssistant
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
rule out pulmonary ... The diagnosis based ... #Clinical #Radiology ... SeptalThickening #CHF ... #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
diseases with a ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Emphysema #SignetRing #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
are dealing with a ... , it is likely a ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
the differential diagnosis ... is a rare chronic ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... making an accurate diagnosis ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Comparison #Diagram #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Cardiogenic pulmonary ... ground-glass opacity with a ... Alveolar proteinosis ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
lobe there is a ... #Clinical #Radiology ... #CTChest #CHF # ... Alveolar #Pulmonary ... Gravity #Dependent #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
and other non-pulmonary ... filling of the alveoli ... #Clinical #Diagnosis ... #Radiology #CXR ... Consolidation #Causes #RadiologyAssistant