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Hirschowitz syndrome

[hûr′shə-wĭts′]
n.
  1. A dermatological syndrome in which acanthosis nigricans occurs in association with hypovitaminosis; it responds well to topical applications of retinoic acid.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.