12 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
cysts (LAM, LIP ... on the basis of HRCT ... #Pulmonary #CTChest ... LowAttenuation #Differential ... TractionBronchiectasis #Cysts
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... When the cysts have ... #Pulmonary #CXR ... #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
them from cysts ... the surrounding lung ... Cysts occur without ... associated pulmonary ... Cysts usually contain
Cystic lung disease
Lung cysts are defined as radiolucent areas with a wall thickness of less than
Cystic lung disease ... Lung cysts are ... Cystic lung diseases ... listed in the table ... #Pulmonary #Cystic
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, like cyst, cavity ... a thick wall Cyst ... #Table #CavitaryLesion ... #Cavity #Cyst # ... Lung #Pulmonary
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Pulmonary #CTChest ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... morphologic findings on HRCT ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
Honeycombing is defined by the presence of small cystic spaces with irregularly thickened walls composed of
Honeycomb cysts ... and subpleural lung ... Subpleural honeycomb cysts ... which subpleural cysts ... #Differential #
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
Lung infarction ... cyst has formed ... Here we see an old ... #Clinical #Radiology ... PulmonaryEmbolism #RadiologyAssistant