Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun medicine, colloquial : A diagnostic and at times therapeutic procedure performed to collect a sample of cerebrospinal fluid for biochemical, microbiological, and cytological analysis, or rarely to relieve increased intracranial pressure.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun removal by centesis of fluid from the subarachnoid space of the lumbar region of the spinal cord for diagnostic or therapeutic purposes

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