U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
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All TitlesTitle 42Chapter IPart 37Subpart § 37.90 - § 37.98 - Subpart—Spirometry Testing
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(a) Findings must be communicated to the miner or, if requested by the miner, to the miner's designated physician. The health care professional at the NIOSH-approved facility must inform the miner if the spirometry shows abnormal results or if the respiratory assessment suggests he or she may benefit from the medical follow-up or a smoking cessation intervention.
(b) NIOSH will notify the miner of his or her spirometry test results, a comparison between current and previously submitted spirometry tests (if available), and will advise the miner to contact a health care professional as appropriate based on the results.