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Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
or tumor cells (Table ... Even fibrosis as ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Diagnosis Framework Reticular ... Hemorrhage, Edema • Consolidation ... Antitripsyn Def • Cysts ... Diagnosis #pulmonary #radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
four patterns: reticular ... low attenuation (table ... common pattern is reticular ... presents as a reticular ... #Diagnosis #Radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
or an area of consolidation ... with end-stage fibrosis ... Clinical #Diagnosis #Radiology ... #CTChest #Cavity ... #Comparison #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
volume loss and fibrotic ... honeycombing comprises reticular ... thick walls of the cysts ... #Clinical #Radiology ... #Pneumonitis #Reticular
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
represents the second reticular ... composed of dense fibrous ... #Clinical #Radiology ... #CTChest #Honeycombing ... UsualInterstitialPneumonia #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
dominant HR-pattern: reticular ... (ground-glass, consolidation ... attenuation (emphysema, cystic ... bronchiectasis) #Diagnosis #Radiology ... Pulmonary #HRCT #CTChest
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
interstitium by fluid, fibrous ... in a pattern of reticular ... diagnosis (Table ... #Diagnosis #Radiology ... #Reticular #SeptalThickening
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
film is a reticular ... caused by multiple cysts ... #Clinical #Radiology ... Histiocytosis #Cystic ... #RadiologyAssistant