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Wood lamp

Pronunciation: wud

Definition: an ultraviolet lamp with a nickel oxide filter that only passes light with a maximal wavelength of about 3660 ?; used to detect by fluorescence hairs infected Microsporum audouinii, M. canis, var. distortum, or M. ferrugineum, producing greenish-yellow fluorescence. Also used to elicit coral-red fluorescence in erythrasma.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.