radarkymography

[rā′där-kī-mŏgrə-fē]
n.
  1. Video tracking of heart motion by means of image intensification and closed circuit television during fluoroscopy, enabling cardiac motion to be measured by reproducible linear graphic tracing.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.