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Updated: Sep 17, 2025
Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease
Published on: June 16, 2020
Current State of Fibrotic Interstitial Lung Disease Imaging
Lydia Chelala1, Anupama G Brixey2,3, Stephen B Hobbs4
1Department of Diagnostic Radiology, University of Chicago Medicine, Chicago, Ill.
Chest CT scans are crucial for diagnosing interstitial lung disease (ILD). Multidisciplinary discussions using CT imaging improve diagnostic accuracy and patient outcomes for ILD.
Area of Science:
- Pulmonology
- Radiology
- Medical Imaging
Background:
- Interstitial lung disease (ILD) diagnosis is complex and evolving.
- Thin-section chest computed tomography (CT) is increasingly vital for ILD diagnosis.
- Multidisciplinary discussion with radiologic review is the current standard for ILD diagnosis.
Purpose of the Study:
- To review the role of CT in ILD diagnosis, prognostication, and follow-up.
- To highlight the importance of a UIP-centric imaging approach.
- To discuss recent guideline updates and the potential of AI in ILD management.
Main Methods:
- Review of current literature and imaging guidelines for ILD.
- Emphasis on the diagnostic and prognostic utility of chest CT.
- Discussion of the role of multidisciplinary discussions in ILD diagnosis.
Main Results:
- CT enables high-confidence ILD diagnosis and early recognition of interstitial lung abnormalities.
- Fibrosis, especially with usual interstitial pneumonia (UIP) patterns, is a key prognostic factor.
- CT aids in identifying progressive fibrotic ILD, informing prognosis and treatment.
Conclusions:
- Chest CT is essential for ILD diagnosis, prognostication, and monitoring.
- A UIP-centric approach is critical due to its prognostic significance.
- AI holds promise for enhancing CT-based ILD assessment and management.
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