17 results
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic nodules ... are most commonly ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Perilymphatic
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
These are often ... are visible, the ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #NodularPattern
The distribution of nodules shown on HRCT is the most important factor in making an accurate
shown on HRCT is ... Nodules are almost ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Perilymphatic #Comparison
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
hypersensitivity pneumonitis are ... The HRCT shows a ... and secondry nodules ... #Clinical #Radiology ... #CXR #CTChest #
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... patterns: reticular, nodular ... On a Chest X-Ray ... #Diagnosis #Radiology ... #Pulmonary #CXR
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Low Attenuation Nodular ... Eos PNA • Chronic ... Pneumonia, COP, Chronic ... Honeycombing: Idiopathic Pulmonary ... #radiology
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
differentiate between acute ... granulomatous noduli ... #Diagnosis #Radiology ... #Pulmonary #CXR ... Consolidation #Acute
Based on the images alone, it is usually not possible to determine the cause of the
considered, like acute ... or chronic illness ... between these chest ... a patient with acute ... in fact this is nodular
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
nodules and masses ... • Chronic toxicity ... (e.g., chronic ... • Reticular + Nodular ... confirmatory findings on HRCT
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 ... HR-pattern: reticular nodular ... peripheral predominance Are ... #Pulmonary #HRCT ... #CTChest #Interpretation