Cranial Sinuses

Synonyms

Cranial Venous Sinuses

Intracranial Sinuses

Sinuses, Cranial

Sinuses, Cranial Venous

Sinuses, Intracranial

Venous Sinuses, Cranial

Large endothelium-lined venous channels situated between the two layers of DURA MATER, the endosteal and the meningeal layers. They are devoid of valves and are parts of the venous system of dura mater. Major cranial sinuses include a postero-superior group (such as superior sagittal, inferior sagittal, straight, transverse, and occipital) and an antero-inferior group (such as cavernous, petrosal, and basilar plexus).