11 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #ChestCT #Differential ... #Upper #Lower #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 ... Emphysema #SignetRing #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... MultipleNodules #Nodules #Differential ... #Algorithm #RadiologyAssistant
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 ... #Pulmonary #CTChest ... #GroundGlass #Differential ... #RadiologyAssistant
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
to widespread areas ... Pulmonary vessels ... difficult to detect on HRCT ... #Clinical #Radiology ... PanlobularEmphysema #RadiologyAssistant
Cystic lung disease
Lung cysts are defined as radiolucent areas with a wall thickness of less than
as radiolucent areas ... #Diagnosis #Radiology ... #Pulmonary #Cystic ... #Differential # ... RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... with interstitial lung ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #RadiologyAssistant
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
formation may create ... is necessary to differentiate ... fracture from a lung ... #Clinical #Radiology ... #Pseudotumor #RadiologyAssistant
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
areas. ... disease #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Attenuation #Differential ... #RadiologyAssistant