sphenoparietal sinus
(sfē′nō-pə-rī′ĭ-təl)- A paired sinus of the dura mater that begins on the parietal bone and empties into the cavernous sinus.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.