Meaning of SPINAL TAP

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WordNet Dictionary
	Definition:		[n]  removal by centesis of fluid from the subarachnoid space of the lumbar region of the spinal cord for diagnostic or therapeutic purposes
	Synonyms:		lumbar puncture, spinal puncture
	See Also:		centesis
Medical Dictionary
	Definition:		A procedure in which a needle is put into the lower part of the spinal column to collect cerebrospinal fluid or to give anticancer drugs intrathecally. Also called a lumbar puncture.