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ventriculostomy

[ vĕn-trĭk′yə-lŏstə-mē ]
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n.

A surgical procedure used in the treatment of hydrocephalus in which an opening is established in a ventricle, usually from the third ventricle to the subarachnoid space.

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