ERWIN FRIEDE, M.D.; DONALD O. RACHOW, M.D.
Many new causes of specific pneumoconiosis have been reported since the effects of deleterious substances present in various occupations have become recognized. The inhalation of noxious fumes for prolonged periods has long been known to cause lung disease whenever it occurred.
In 1936 Doig and McLaughlin1 described striking x-ray changes after a roentgen survey of a large number of arc welders. These revealed fine nodular shadows "due to inhalation of iron dust." They noted, however, that these shadows disappeared after the removal of the patients from their occupational environment. Symptoms of fever, malaise, and cough were attributed to associated edema,
FRIEDE E, RACHOW DO. SYMPTOMATIC PULMONARY DISEASE IN ARC WELDERS1. Ann Intern Med. ;54:121–127. doi: 10.7326/0003-4819-54-1-121
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Published: Ann Intern Med. 1961;54(1):121-127.
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