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June 1950


Author Affiliations


From the Department of Dermatology and Syphilology of the New York University Post-Graduate Medical School, Dr. Marion B. Sulzberger, chairman, and the Skin and Cancer Unit of University Hospital.

Arch Derm Syphilol. 1950;61(6):898-903. doi:10.1001/archderm.1950.01530130016004

IT IS THE purpose of this paper to discuss the problem of the biologic false positive reactions in the serologic test for syphilis in lupus erythematosus and to report the results of a study of this problem. The serum protein changes in lupus erythematosus will be considered, and their possible relation to the production of biologic false positive reactions will be discussed.

The most complete review of the literature on the problem of the false positive reaction in lupus erythematosus was given by C. J. White1 in 1947. Gennerich2 was probably the first to suggest its existence. Keil3 reported 10 cases of lupus erythematosus with positive reactions in Wassermann tests of the blood and made the statements that reactions to serologic tests may fluctuate widely with different technics and that a high Wassermann titer carried a bad prognosis. In 1 of his cases there

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