Nikolsky's sign
(nĭ-kŏl′skēz)- An indication of pemphigus vulgaris in which apparently normal epidermis may be separated at the basal layer and rubbed off when pressed with a sliding motion.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.