Superior petrosal sinus

The superior petrosal sinus is one of the dural venous sinuses located beneath the brain. It receives blood from the cavernous sinus and passes backward and laterally to drain into the transverse sinus.

Superior petrosal sinus
Dural veins
The sinuses at the base of the skull. (Superior petrosal sinus visible at center left.)
Details
Sourcecavernous sinus
Drains totransverse sinus
Identifiers
Latinsinus petrosus superior
TA98A12.3.05.115
TA24850
FMA50771
Anatomical terminology

The sinus runs in the attached margin of the tentorium cerebelli, in a groove in the petrous part of the temporal bone formed by the sinus itself - the superior petrosal sulcus.

The sinus receives some cerebellar veins, inferior cerebral veins, and veins from the tympanic cavity.

Additional images

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