Romberg's sign

[rŏmbərgz]
n.
  1. A sign indicating loss of proprioceptive control in which increased unsteadiness occurs when standing with the eyes closed compared with standing with the eyes open.rombergism
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.