21 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... #Nodular #Pattern ... #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... low attenuation pattern ... on the basis of HRCT ... Pulmonary #CTChest #LowAttenuation ... Emphysema #SignetRing #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... Clinical #Radiology #HRCT ... #CTChest #LowAttenuation ... #Cystic #Pattern ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... Clinical #Radiology #HRCT ... #CTChest #LowAttenuation ... #Cystic #Pattern ... Comparison #Table #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
four patterns: ... the most common pattern ... The cystic pattern ... seen and in many cases ... #Differential #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... In most cases small ... #NodularPattern ... #Nodular #Pattern ... Comparison #Diagram #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... Nodule - Multiple Masses ... Consolidation #Patterns ... #RadiologyAssistant
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
In many cases a ... HRCT is needed to ... The HRCT - not shown ... #Interstitial #Pattern ... #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
is a histologic pattern ... as a reticular pattern ... with a reticular pattern ... This pattern was ... #Interstitial #Pattern
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
reticular interstitial pattern ... preference at the lung bases ... The HRCT demonstrates ... #Interstitial #Pattern ... TractionBronchiectasis #RadiologyAssistant