Definition: Within one of the subarachnoid cisternae; usually refers to the introduction of a cannula into the cerebellomedullary cistern for aspiration of cerebrospinal fluid or the injection of air into the ventricles of the brain.
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.
Search Stedman's Medical Dictionary
Examples: glitazone, GI cocktail, etc.