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Medical Definition of Sinus petrosus inferior
1. A paired dural venous sinus running in the groove on the petrooccipital fissure connecting the cavernous sinus with the superior bulb of the internal jugular vein. Synonym: sinus petrosus inferior, Englisch's sinus. (05 Mar 2000)
Lexicographical Neighbors of Sinus Petrosus Inferior
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