Summary
The authors record the results of their clinical examination of 78 workers engaged in the crushing and refining of cryolite. Beside silicosis -- to as much as the second degree -- which was present in 39, the following three diseases were found to be common in these workers:
1) a curious sclerotic affection of bones, ligaments, and muscular attachments, probably due to the deposition of calcium-fluoride in the bones The authors believe that the occurrence of this disease in man has not
In summary, the effects of fluoride on renal function and vascular health are more complicated than expected. Our findings could help to decide whether the use of fluoride to improve the dental health of the population through indiscriminate practices, such as adding it to municipal drinking water, should be reconsidered and should be replaced by a fluoridation policy based on the health status of individuals.
