MUMPS SKIN TEST ANTIGEN has been available for more than 10 years, but relatively few reports of its use have appeared in the literature. The purpose of this paper is to report the use of the mumps skin test in 170 adolescent and adult patients who had intimate contact with patients ill with mumps, but who gave no history of having had the disease.
A brief review of the literature reveals evidence of the reliability of the test. In 1946 Enders et al.1 first showed that persons who reacted positively to a suspension of heat-inactivated mumps virus could be regarded as resistant to mumps. Florman et al.2 in 1950 reported the results of the skin test in 109 household contacts of patients with mumps. Sixty contacts were skin test-positive, of whom only 1 developed parotitis, whereas 11 of the 49 negative reactors developed mumps. In an analysis