- radiography of the ventricles of the heart after injection of a contrast medium
- radiography of the ventricles of the brain after injection of air or a radiopaque material
- Radiography of the ventricles of the brain by injection of either a contrast medium or radiopaque agent.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.