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Pronunciation: nu'mo-en-sef'a-log'ra-fe

Definition: Radiographic visualization of cerebral ventricles and subarachnoid spaces by use of gas such as air; no longer used because of CT and MRI.

[G. pneuma, air, + enkephalos, brain, + grapho, to write]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.