38 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
there are four patterns ... is also difficult ... frequently presents as ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT as ... in ground glass pattern ... bronchiolitis #Diagnosis #Radiology ... GroundGlassOpacity #GroundGlass ... #Differential #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... consolidation as ... #Clinical #Radiology ... HighAttenuation #Pattern ... Comparison #Table #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... lobes presenting as ... consolidation #Clinical #Radiology ... HighAttenuation #Pattern ... Comparison #Table #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... Atelectasis - collapse ... #Diagnosis #Radiology ... Consolidation #Patterns ... #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular pattern ... are visible, the pattern ... pleural nodules and also ... #Diagnosis #Radiology ... Differential #Algorithm #RadiologyAssistant
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
They also occur ... the reticular pattern ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
acute reticular pattern ... PCP-infection as ... #Clinical #Radiology ... Pneumonia #PJP #RadiologyAssistant
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
could be described as ... nodular appearance as ... #Clinical #Radiology ... #Interstitial #Pattern ... #RadiologyAssistant
Subsolid nodules
Most subsolid nodules are transient and the result of infection or hemorrhage.
However, persistent subsolid nodules
by Henschke et al ... malignant in 63%, pure groundglass ... #Diagnosis #Radiology ... PulmonaryNodule #Followup #RadiologyAssistant