11 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in many cases UIP ... #Diagnosis #Radiology ... #Pulmonary #CXR ... RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
on a chest x-ray ... Interstitial - Reticular ... mass - Solitary Pulmonary ... #Clinical #Radiology ... #Patterns #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary ... On a chest X-ray ... a reticular pattern ... #Clinical #Radiology ... #CXR #UIP #Reticular
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Reticular: • ... Hemorrhage, Edema • Consolidation ... Differential #Diagnosis ... #pulmonary #radiology
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... #Clinical #Radiology ... #Reticular #Pattern ... #Comparison #Table ... #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... : reticular nodular ... (ground-glass, consolidation ... bronchiectasis) #Diagnosis ... #Radiology #Pulmonary
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... Kerley B lines on chest ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #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 ... #RadiologyAssistant
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
The dominant pattern ... there is a broad differential ... diagnosis and additional ... #Clinical #Radiology ... RespiratoryBronchiolitis #ILD #RadiologyAssistant