dermatographism

dermatographia

[der-mat-uh-graf-ee-uh, dur-muh-tuh-]
noun Medicine/Medical.
a condition in which touching or lightly scratching the skin causes raised, reddish marks.
Also, dermatographism [dur-muh-tog-ruh-fiz-uhm] , dermographia, dermographism.


Origin:
1850–55; < Neo-Latin; see dermato-, -graphy

dermatographic, adjective
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American Heritage
Medical Dictionary

dermatographism der·ma·tog·ra·phism (dûr'mə-tŏg'rə-fĭz'əm)
n.
A form of urticaria in which skin welts develop along the lines where one has been stroked or scratched. Also called dermographia, dermographism.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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