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Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... Interstitial - Reticular ... mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology
Chest XRay Consolidation Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Consolidation #Pattern #Differential #Algorithm #RadiologyAssistant
Chest XRay Consolidation ... Pattern - Differential ... Algorithm #Diagnosis ... #Radiology #Pulmonary ... #Algorithm #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
#Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison ... #SignetRing #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Reticular: • ... Attenuation: • Emphysema ... HiRes #HighRes #Chest ... #Diagnosis #pulmonary
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Centrilobular emphysema ... #CTChest #Cystic ... #Comparison #Table ... #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
chronic illness, clinical ... and other non-pulmonary ... between these chest ... #Clinical #Diagnosis ... #Causes #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a Chest X-Ray ... detected on a chest ... #Pulmonary #CXR ... #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
or an area of consolidation ... without associated pulmonary ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Comparison #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
On the left a chest ... findig on the chest ... film is a reticular ... diagnosis in this ... #Clinical #Radiology
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 ... low attenuation (emphysema ... #Radiology #Pulmonary ... #HRCT #CTChest