11 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Honeycombing Most diseases ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... disease comes from ... , high and low attenuation ... #Diagnosis #Radiology ... #Pulmonary #CXR
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Pulmonary Diseases ... sign - Mosaic attenuation ... #Lung #Signs #Pulmonary ... #Diseases #diagnosis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
specific patterns ... morphologic findings on HRCT ... realise, that these patterns ... #Diagnosis #Radiology ... #Pulmonary #CTChest
The distribution of nodules shown on HRCT is the most important factor in making an accurate
distribution In certain diseases ... structures of the lung ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Perilymphatic #Comparison
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... throughout the lungs ... hematogenous spread of a disease ... #pulmonary #CXR ... #clinical #CT
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... or interstitial lung ... in ground glass pattern ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... hypertension • Mosaic attenuation ... of the affected lung ... : • HRCT (high-resolution ... chest CT) • Broncho-arterial
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... cells results in a pattern ... disease, it is ... #Diagnosis #Radiology ... #Pulmonary #HRCT
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
There are two diagnostic ... disease, like the ... penicillamine) #Clinical #Radiology ... MosaicAttenuation #Mosaic #Attenuation ... #Comparison #RadiologyAssistant