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Chronic Obstructive Pulmonary Disease and Work: The Continuing Narrative.

David Fishwick^1,2, Chris Barber³, Ruth Wiggans⁴

¹Centre for Occupational and Environmental Health, Faculty of Biology, Medicine and Health, University of Manchester, Manchester, United Kingdom.

Seminars in Respiratory and Critical Care Medicine

|April 17, 2023

Summary

This summary is machine-generated.

Workplace exposures contribute to approximately 14% of chronic obstructive pulmonary disease (COPD) cases. Identifying occupational causes in COPD is crucial for prevention and diagnosis, with CT scans showing promise.

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Area of Science:

Occupational Medicine
Pulmonology
Epidemiology

Background:

Harmful inhaled workplace exposures are recognized contributors to chronic obstructive pulmonary disease (COPD).
Epidemiological analyses estimate that around 14% of COPD burden is attributable to occupational exposures.
Specific agents like cadmium, coal, and silica are implicated in COPD development.

Purpose of the Study:

To summarize evidence linking workplace exposures to COPD for clinicians.
To discuss controversies and emerging diagnostic tools for occupational COPD.
To emphasize the importance of considering occupational causes in COPD diagnosis and prevention.

Main Methods:

Review of pooled epidemiological analyses and population-based studies.
Discussion of specific occupational exposures (cadmium, coal, silica).
Analysis of studies on expert attribution of occupational causes and CT scan findings.

Main Results:

Approximately 14% of COPD and 13% of chronic bronchitis burden is linked to workplace exposures.
Expert physicians are more likely to attribute COPD to occupational causes in non-smokers with heavy exposures.
CT scan findings, particularly emphysema, are increasingly linked to specific occupational exposures.

Conclusions:

Consideration of occupational causes is vital in the clinical investigation of COPD.
Emerging data, including CT scans and clinical attributes, may improve diagnosis of occupational COPD.
Evidence-based prevention strategies should prioritize reducing key occupational exposures.