This paper is based on supervision, extending over two and a half years, of the hygiene of employees in a large match factory, and observation before and during that time of several cases of necrosis of the jaws from various sources.
The subject may at first sight appear to be of interest only to manufacturers and those interested in labor conditions, but it has been recently so much before the general public in newspapers and magazines, and concerns an article of such universal use, that it is deserving of some attention by medical men.
The pathology of phosphorus necrosis of thejaws is not fully understood, but that this is a very common effect of chronic phosphorus poisoning is well known. Whether the result is an expression of the general toxemia sometimes present in these cases, the poison being derived from the blood after absorption into the system, or whether it
IVY RH. THE PREVENTION OF INDUSTRIAL PHOSPHORUS POISONING. JAMA. 1911;LVI(14):1018–1019. doi:10.1001/jama.1911.02560140004003
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