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Global Approaches to Chronic Lung Allograft Dysfunction: Toward Evidence-Based Harmonization
1KU Leuven, Department CHROMETA, BREATHE, Leuven, Belgium; University Hospitals Leuven, Department of Respiratory Diseases, Leuven, Belgium.
Summary
Chronic lung allograft dysfunction (CLAD) management shows diagnostic harmonization but varied treatments globally. Future research should focus on evidence-based strategies to improve long-term lung transplant outcomes.
Area of Science:
- Pulmonology
- Transplantation Medicine
- Immunology
Background:
- Chronic lung allograft dysfunction (CLAD) is the primary cause of graft failure and mortality post-lung transplantation.
- Understanding CLAD mechanisms and refining diagnostic criteria are crucial for patient outcomes.
Purpose of the Study:
- To analyze current international practices in CLAD diagnosis and management.
- To identify areas of harmonization and variation in clinical care.
- To highlight priorities for future research to improve lung transplant outcomes.
Main Methods:
- Review of contemporary international surveys on CLAD management.
- Analysis of diagnostic evaluation protocols including spirometry, CT scans, bronchoscopy, and antibody testing.
- Assessment of therapeutic strategies, including prophylaxis and treatment variations.
Main Results:
- Diagnostic evaluation for CLAD has largely converged internationally.
- Significant geographic variations persist in therapeutic management, including preventive strategies and treatment protocols.
- Areas needing greater standardization include pulmonary function test reporting, imaging, and pathology.
Conclusions:
- While CLAD diagnosis is increasingly standardized, therapeutic approaches remain heterogeneous.
- Practice variations highlight the need for comparative evidence to guide future CLAD management.
- Future research should focus on evidence generation for harmonized care, precision medicine, and biomarker-guided interventions to improve long-term lung transplant success.
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