Groove for sigmoid sinus

Groove for Sigmoid Sinus is a groove in the posterior cranial fossa.^[1] It starts at lateral parts of occipital bone, curves around jugular process, and ends at posterior inferior angle of parietal bone. After that, groove for sigmoid sinus continues as groove for transverse sinus.^[2]

Groove for sigmoid sinus
Base of the skull. Upper surface. (Groove for sigmoid sinus not labeled, but Posterior cranial fossa is the bottommost of the three depressions.)
Dural veins. ("Pars sigmoid" labeled at lower right.)
Details
Identifiers
Latin	sulcus sinus sigmoidei ossis parietalis
TA98	A02.1.02.003 A02.1.04.032
TA2	456
FMA	57122 57100, 57122
Anatomical terms of bone [edit on Wikidata]

See also

• Sigmoid sinus