Pneumoconiosis among coal workers, also commonly known as “black lung disease,” has resurfaced in the U.S. in “alarming” numbers, according to the National Institute for Occupational Safety and Health (NIOSH).

The disabling, often fatal occupational disease is caused by overexposure to respirable coal mine dust.

A report in a recent CDC MMWR bulletin describes a cluster of 60 cases of PMF identified in current and former coal miners at a single eastern Kentucky radiology practice from January 2015 through August 2016. This cluster was not found through the national surveillance program. That’s something the report’s authors say makes an argument for improved surveillance to promptly identify the early stages of the disease and halt its progression to PMF.

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