11 results
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
nodules and the nodular ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Perilymphatic #Nodular ... #Differential #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
opacities - Fine Nodular ... mass - Solitary Pulmonary ... Diagnosis #Clinical #Radiology ... Consolidation #Patterns #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Nodular #Pattern ... Comparison #Table #RadiologyAssistant
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
irregular and often nodular ... Diagnosis #Pathophys #Radiology ... #Pulmonary #CTChest ... TreeInBud #Diagram #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... NodularPattern #Nodular ... Differential #Algorithm #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
and other non-pulmonary ... Pulmonary hemorrhage ... in fact this is nodular ... Clinical #Diagnosis #Radiology ... Consolidation #Causes #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
diagnosis in the nodular ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... NodularPattern #Nodular ... Comparison #Diagram #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
patterns: reticular, nodular ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
On a chest film only the outer contours of the heart are seen.
In many cases we
blood from the pulmonary ... Ventricle - Most anterior ... #Anatomy #Radiology ... Ventricle #Cardiac #Chambers ... #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
HR-pattern: reticular nodular ... bronchiectasis) #Diagnosis #Radiology ... #Pulmonary #HRCT ... Algorithm #ILD #RadiologyAssistant