9 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... four patterns: ... The cystic pattern ... seen and in many cases ... RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
is a histologic pattern ... pattern particularly ... pattern at the ... This pattern was ... #Interstitial #Pattern
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
the overlap in differential ... thickening in the reticular ... pattern. ... Radiology #Pulmonary #HRCT ... #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
interstitial pattern ... preference at the lung bases ... The HRCT demonstrates ... #Interstitial #Pattern ... TractionBronchiectasis #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... Radiology #Pulmonary #HRCT ... NodularPattern #Nodular #Pattern ... #Algorithm #RadiologyAssistant
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
pattern or a cystic ... pattern. ... pattern. ... a HRCT will give ... LangerhansCellHistiocytosis #LCH #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... the dominant HR-pattern ... : reticular nodular ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... has a limited differential ... Radiology #Pulmonary #HRCT ... SeptalThickening #Differential ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
chest film is a reticular ... patern and that's ... recognized that this pattern ... was caused by multiple ... Histiocytosis #Cystic #RadiologyAssistant