meningism

[mĕnĭn-jĭz′əm, mə-nĭn-]
n.
  1. A condition of meningeal irritation in which symptoms mimic those of meningitis but in which no inflammation is present, often occurring during febrile illnesses in children.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.