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JAMA. 1938;110(12):886-887. doi:10.1001/jama.1938.02790120028007.
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The administration of sodium thiosulfate for the treatment of arsenical dermatitis has been an accepted procedure among dermatologists ever since it was first introduced by Ravaut,1 in 1920. In this country McBride and Dennie2 confirmed the value of the treatment, and since then numerous clinicians have attested its value in shortening the duration and lessening the severity of arsenical eruptions, especially postarsphenamine dermatitis. A number of investigators3 have shown that the administration of sodium thiosulfate orally or intravenously causes a prompt and pronounced increase in the elimination of arsenic, followed in the course of several weeks by a gradual diminution in the output of urinary arsenic, to the point where only traces or none at all can be detected, although it must be admitted that carefully compiled statistical studies have not been numerous. Some conflicting reports, however, have appeared, notably those of Young4 and of Mattice


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