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To the Editor:—
Dr. Leider pleads so eloquently in your August issue (p. 276) for precision in the use of dermatological terms that I cannot resist pointing out where he himself has nodded. "Berlock" is not an Anglicized error, but one recognized German form of the word, which goes back at least to Middle Low German (Lasch, A., and Borchling, C.: Mittelniederdeutsches Handwörterbuch, Neumunster, Wachholtz, 1956) in various spellings, of which "Berlocke" is now the most common. As the disease was originally described, explained, and named by German writers, it seems perverse to insist on calling it "berloque" dermatitis.The first cases were reported in 1916 by Freund (Freund, E.: Über bisher noch nicht beschriebene künstliche Hautverfärbungen, Dermat. Wchnschr. 63:931-933, 1916), who showed that they were caused by sunlight, together with the oil of Bergamot in Eau de Cologne, and who reproduced the pigmentation experimentally and even tried to use
Woods B. RE: STANDARD NOMENCLATURE: BERLOCK DERMATITIS. Arch Dermatol. 1961;83(2):322–323. doi:10.1001/archderm.1961.01580080152019
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