Radiographic representation of the brain. ... See: pneumoencephalography. ... Origin: encephalo-+ G. Grapho, to write ... (05 Mar 2000) ... 
(en-sef″ә-log´rә-fe) radiography demonstrating the intracranial fluid-containing spaces after the withdrawal of cerebrospinal fluid and introduction of air or other gas; it includes pneumoencephalography and ventriculography.
Type: Term Pronunciation: en-sef-ă-log′ră-fē Definitions: 1. Obsolete technique of radiographic representation of the brain. See: pneumoencephalography
[n] - roentgenography of the brain after spinal fluid has been replaced by a gas (usually oxygen)
encephalography Radiographic examination of the brain in which some of the cerebrospinal fluid is replaced with air or another gas that acts as a contrasting medium.
noun roentgenography of the brain after spinal fluid has been replaced by a gas (usually oxygen); produces an encephalogram