Nonmalignant Asbestos-Related Disease: Diagnosis and Early Management
Bibliographic record
Abstract
In Brief In September 2004 the American Thoracic Society released a revised set of guidelines for the clinical diagnosis of nonmalignant asbestos-related disease (Am J Resp Crit Care Med. 2004;170:691–715). The conditions of concern are asbestosis, pleural disorders, and chronic airways obstruction. The criteria are evidence of structural lesion consistent with asbestos-related disease, evidence of causation by asbestos, and exclusion of alternative diagnoses. Findings that satisfy each are described. These guidelines are an extension of the 1986 ATS criteria and expand on them by establishing three explicit criteria, accommodating newer diagnostic modalities, recommending evaluation of impairment appropriate to the diagnosis, and outlining initial management measures following diagnosis. A history of significant asbestos exposure obligates the responsible physician to provide a management plan for the patient that takes into consideration current disease, impairment, and future risk. Persons identified as having asbestos-related disease or having significant exposure histories may benefit from management directed at preserving lung function, preventing complications, reducing the risk of lung cancer, and screening for potentially treatable asbestos-related disease including malignancies. Various issues arising since the publication of the guidelines are addressed, including evidence for pleural plaques being a marker of risk for lung disease apart from history of asbestos exposure; evidence against smoking being associated with a greater frequency of pleural plaques; an association between asbestos exposure and colon cancer; the diagnostic sensitivity of the chest film in smokers; and affirming the adequacy of findings on plain chest films as sufficient for the diagnosis of nonmalignant asbestos-related disease but not always sufficient to rule it out. The diagnosis of asbestos-related disease requires knowledge of the presenting signs of the diseases of concern, knowledge of the occupations and circumstances associated with a risk of exposure to asbestos, and insight into the pathophysiology of asbestos in the body. The nonmalignant conditions of concern are asbestosis, pleural disorders, and chronic airways obstruction. In September 2004, the American Thoracic Society released a revised set of guidelines for the clinical diagnosis of nonmalignant asbestos-related disease in the individual patient. The criteria are evidence of structural lesion consistent with asbestos-related disease, evidence of causation by asbestos, and exclusion of alternative diagnoses. Findings that satisfy each are described. Various issues arising since the publication of the guidelines are also addressed in this paper.
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How this classification was reachedexpand
Full frame machine prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.
Distilled classifier scores by category (both heads)
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.003 | 0.006 |
| Meta-epidemiology (narrow) | 0.001 | 0.000 |
| Meta-epidemiology (broad) | 0.001 | 0.000 |
| Bibliometrics | 0.002 | 0.001 |
| Science and technology studies | 0.001 | 0.001 |
| Scholarly communication | 0.002 | 0.003 |
| Open science | 0.001 | 0.002 |
| Research integrity | 0.004 | 0.005 |
| Insufficient payload (model declined to judge) | 0.003 | 0.002 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from itClassification
machine, unvalidatedMachine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.
How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".