18 results
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic nodules ... septal thickening ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... #Differential #RadiologyAssistant
Chest XRay Nodule / Mass Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Nodule #Mass #Pattern
Chest XRay Nodule ... Diagnosis #Radiology #Pulmonary ... #CXR #Nodule #Mass ... Differential #Algorithm #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... mass - Solitary Pulmonary ... Nodule - Multiple ... Clinical #Radiology #CXR ... 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 ... Diagnosis #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison ... #Table #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... along interlobular septa ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Differential #Algorithm #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
multiple ill-defined nodules ... the ill-defined nodules ... Clinical #Radiology #CXR ... #CTChest #Septic ... SepticEmboli #Cavity #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
and secondry nodules ... Additionally there is septal ... Clinical #Radiology #CXR ... #CTChest #Hypersensitivity ... Chronic #Fibrosis #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
diseases showing septal ... Cardiogenic pulmonary ... #CTChest #LymphangiticCarcinomatosis ... #Differential #Comparison ... #Table #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
distribution of nodules ... , interlobular septa ... Diagnosis #Radiology #Pulmonary ... Perilymphatic #Comparison ... #Diagram #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
in interstitial pulmonary ... Nodular or irregular ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... #Differential #RadiologyAssistant