20 results
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... fibrosis perihilar and ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis on HRCT ... imaging findings in interstitial ... disease comes from HRCT ... On HRCT there are ... #Differential #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Thickening of the interstitium ... resolution of the HRCT ... the result of air ... the alveoli) or interstitial ... #Differential #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
next to pleura and ... Clinical #Radiology #HRCT ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
attenuation or air-filled ... on the basis of HRCT ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
smoking; adenopathy and ... multiple round and ... Clinical #Radiology #HRCT ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... interstitial pneumonia ... morphologic findings on HRCT ... CTChest #Idiopathic #Interstitial ... ILD #Findings #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
glass opacity and ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... peribronchovascular interstitium ... Radiology #Pulmonary #HRCT ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
perilymphatic, random and ... pleural nodules and ... bronchovascular interstitium ... Radiology #Pulmonary #HRCT ... Differential #Algorithm #RadiologyAssistant