18 results
Here are the most common examples of these four patterns on a chest x-ray (click image
opacities - Fine Nodular ... interstitial opacities Nodule ... mass - Solitary Pulmonary ... Nodule - Multiple ... #Patterns #RadiologyAssistant
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic nodules ... perilymphatic nodules ... and the nodular ... #HRCT #CTChest ... Perilymphatic #Nodular
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... #Differential # ... Algorithm #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... Diagnosis #Radiology #Pulmonary ... #CTChest #Nodular ... NodularPattern #Differential ... Comparison #Table #RadiologyAssistant
Chest XRay Nodule / Mass Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Nodule #Mass #Pattern
Chest XRay Nodule ... Mass Pattern - Differential ... Diagnosis #Radiology #Pulmonary ... #CXR #Nodule #Mass ... #Algorithm #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
centrilobular nodules ... narrowing the differential ... irregular and often nodular ... #CTChest #TreeInBud ... #Diagram #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... will limit the differential ... granulomatous noduli ... Diagnosis #Radiology #Pulmonary ... #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
and other non-pulmonary ... between these chest ... Pulmonary hemorrhage ... in fact this is nodular ... #Causes #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 ... (ground-glass, consolidation ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Algorithm #ILD #RadiologyAssistant
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... Varicella–Zoster virus NODULAR ... aureus) EXCAVATED NODULES ... Aspergillosis CONSOLIDATION ... ComputedTomography #Differential