Abstract
The rarity of case reports of contact dermatitis due to the mercury of amalgam dental fillings has prompted us to report 2 cases which we have recently observed. Traub and Holmes<sup>1</sup>reported 2 cases with an extensive review of the literature in 1938, and Blumenthal and Jaffe<sup>2</sup>recorded a similar case in 1929. Ellis and Robinson<sup>3</sup>reported on cutaneous sensitivity to mercurial compounds in 1942. The latter report suggested that sensitivity to mercury or mercurials may be selective, i. e., a patient may be sensitive to complex organic mercury compounds and not to inorganic compounds, and vice versa. The usual procedure in the preparation of an amalgam filling is as follows: The required amounts of silver alloy (which contains small amounts of copper, zinc and tin) and mercury are triturated together in a mortar. After the mass has been thoroughly mixed it is emptied into the dentist's
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