posttraumatic neck syndrome

n.
  1. A syndrome characterized by pain, tenderness, tight neck musculature, vasomotor instability, and other symptoms, such as dizziness and blurred vision, resulting from injury to the neck.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.