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Uberon Ontology

sigmoid sinus

Term ID
UBERON:0005475
Synonyms
  • sulcus sigmoideus
Definition
A portion of the lateral venous sinus, bulging prominently into the mastoid cavity, that serves as a principal conduit by which blood leaves the cranium[EPIC]. The sigmoid is drained by the internal jugular vein (2)
References
Ontology
Uberon Ontology
Relationships
is a type of