subarachnoid block

noun Unabridged

spinal block

obstruction of the flow of spinal fluid by blockage of the spinal canal.
Also called subarachnoid block. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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American Heritage
Medical Dictionary

spinal block n.

  1. Pathological obstruction of the flow of cerebrospinal fluid in the spinal subarachnoid space.

  2. Spinal anesthesia. Not in technical use.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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