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Medical Definition of Crista sacralis
1. One of three rough irregular ridges on the posterior surface of the sacrum; median sacral crest; lateral sacral crests. Synonym: crista sacralis. (05 Mar 2000)
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1. One of three rough irregular ridges on the posterior surface of the sacrum; median sacral crest; lateral sacral crests. Synonym: crista sacralis. (05 Mar 2000)